4. Summarize how a single change at the cellular level can impact the
entire body

Answers

Answer 1
Final answer:

A single cellular change can have systemic effects due to the interdependent nature of cellular functions and bodily systems, influencing everything from cell specialization to overall bodily health.

Explanation:

A single change at the cellular level can have significant impacts on the entire body due to the intricate network of interactions among cells, tissues, and organs. For example, changes in gene expression due to external stimuli can lead to specialization of cells, which is essential for the proper functioning of tissues and organs. Hormones, which are signaling molecules produced in one part of the body, can affect distant regions, illustrating how a change in one cell type can have widespread effects. Moreover, alterations in feedback mechanisms can have deleterious outcomes, affecting homeostasis and potentially leading to disease states. Even the size and shape of cells play a role in how effectively a cell can intake nutrients and eliminate waste, which is critical to overall bodily health, as seen in conditions like obesity.


Related Questions

Humans have been burning fossil fuels rapidly for the past 250 years. As a result, the amount of atmospheric CO2 has increased by about __________.

Answers

Final answer:

The amount of atmospheric CO2 has seen a sharp rise of around 45% since pre-industrial times, largely due to human activities such as burning fossil fuels and deforestation. CO2 levels have reached heights not seen in over 800,000 years, with significant implications for global climate change.

Explanation:

Humans have been burning fossil fuels rapidly for the past 250 years. As a result, the amount of atmospheric CO2 has increased by about 45% since pre-industrial times. The concentration has risen from approximately 280 parts per million (ppm) in the 18th century to over 400 ppm by recent years. This significant increase is attributed to human activities, specifically deforestation and the combustion of fossil fuels for energy and transportation.

Moreover, the current level of atmospheric CO2 is the highest that it has been in at least 800,000 years, a fact that is supported by reliable data from ice cores. The volume of CO2 emissions from human activities today is remarkably higher compared to past generations. Such an unprecedented rise in CO2 levels foreshadows the potential for significant global climate change if these emissions continue unabated.

when is acetyl CoA produced?

Answers

Acetyl CoA is produced at many steps in our body, but mainly its produced by decarboxylation of pyruvate.

Explanation:

Acetyl CoA is the gateway molecule to Kreb's Cycle. This molecule can pass from the cytoplasm to mitochondria which can be used in further metabolic processes.

In case of aerobic respiration, glucose undergoes a metabolic breakdown to produce two molecules of pyruvate and a few NADH and ATP. But this pyruvate cannot enter the mitochondria where the next step i.e Kreb's Cycle is going to take place. This is then taken up by Pyruvate Decarboxylase complex or PDC where pyruvate is acted upon by enzyme Pyruvate Decarboxylase which also uses an oxidized NAD and Coenzyme A to produce a molecule of carbon dioxide, NADH and Acetyl CoA.

Answer:

the answer is during pyruvate processing

Explanation:

just did it on bio ap-ex

What do RNA interference treatment for aids,hepatitis,and cancer have in common?

Answers

Answer:

The common element in RNA interference treatment for aids,hepatitis,and cancer include the silencing of gene expression.

Explanation:

Through the degradation of targeted mRNA, gene silencing is done which is very popular in the eukaryotic organism and it is a highly conserved process. In the treatment of aids,hepatitis,and cancer, gene therapy is needed because they cannot be cured by simple consumption of drugs. The treatment is carried by silencing the gene expression of the particular mRNA host by utilization of RNA interference (RNAi).
Final answer:

RNA interference treatments for AIDS, hepatitis, and cancer share the common goal of silencing specific genes involved in disease progression by using siRNAs or miRNAs, targeting mRNA to inhibit protein synthesis.

Explanation:

RNA interference (RNAi) is a biological process which researchers are leveraging to develop treatments for various diseases, including AIDS, hepatitis, and cancer. These treatments have in common the aim to silence specific genes associated with disease progression. By utilizing small interfering RNAs (siRNAs) or microRNAs (miRNAs), RNAi can target and degrade messenger RNA (mRNA) molecules, preventing the synthesis of proteins essential for the survival and replication of viruses or the growth of cancerous cells.

siRNAs are fully complementary to their target mRNA transcript, leading to its cleavage, while miRNAs, which are mostly complementary, can inhibit translation or, if completely complementary, also lead to mRNA degradation. This process includes the action of DICER, an enzyme that cleaves double-stranded RNA into smaller segments, and the RNA-induced silencing complex (RISC), which binds to the RNA fragments. The RNAi machinery then silences genes that viruses or cancer cells need, offering a potent therapeutic strategy.

Which organism is a primary consumer in the food web below?
Chesapeake Bay Waterbird Food Web
Tertiary
Consumers:
Osprey
Secondary
Consumers: Gulls and
Torns
Wading Birds
co
Large Piscivorous
Fish
Ducks
up
$
VA
Primary
Consumers:
Smal Planktivorous
Fish
Bivalves
AN
Benthic
Invertebrates
Harhlvons:
Mark this and return
Save and Exit
Submit

Answers

Final answer:

The primary consumers in the Chesapeake Bay Waterbird Food Web are the Small Planktivorous Fish, Bivalves, and Benthic Invertebrates. These organisms eat producers like algae or phytoplankton.

Explanation:

In the Chesapeake Bay Waterbird Food Web you provided, the primary consumers are Small Planktivorous Fish, Bivalves, and Benthic Invertebrates. Primary consumers are organisms that eat producers or plants in a food web. In this context, these primary consumers eat phytoplankton, algae and other microscopic producers in the bay.

For example, small Planktivorous fish filter feed on these small producers, Bivalves filter feed algae out of the water, and Benthic Invertebrates feed upon organic material on the bay floor. Thus, all these organism are primary consumers since they draw their energy directly from primary producers.

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Cells fall into two broad categories depending on weather they

Answers

Answer:

Cells fall into two broad categories depending on whether they have a nucleus or not.

Explanation:

Cells can be divided into two broad categories which are prokaryotic cell and eukaryotic cell.

A prokaryotic cell can be described as a cell which lacks a nucleus and other membrane-bounded organelles. For example, the bacterial cell lacks a nucleus and other membrane-bound organelles. Its genetic material is dispersed in the cytoplasm.

A eukaryotic cell can be described as a cell which has a nucleus and other membrane-bound organelles. For example, the cell of a human.

Final answer:

Cells are divided into two main categories: prokaryotic and eukaryotic. Prokaryotic cells are predominantly single-celled organisms like Bacteria and Archaea and do not contain a true nucleus. In contrast, eukaryotic cells, including those in animals, plants, fungi, and protists, possess a true nucleus.

Explanation:

Cells are categorized into two primary types: prokaryotic and eukaryotic. Prokaryotic cells, denoted by the prefixes 'pro-' meaning 'before' and '-kary-' referring to 'nucleus', are generally single-celled organisms like Bacteria and Archaea. These cells do not contain a traditional nucleus, instead, their genetic material is present within a region known as the nucleoid.

On the other hand, eukaryotic cells, with the prefix 'eu-' indicating 'true', possess a true nucleus enclosing their genetic material. This group includes cells in animals, plants, fungi, and protists. The presence or absence of a true nucleus is one of the major differences between these two cell types. Beyond these differences, cells can exhibit great variety in their structures and components, even within the same multicellular organism.

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Explain how the chemical properties of water affect the solubility of inorganic and organic molecules and how is this so important to live.

Answers

Explanation:

Water molecules are polar, meaning they have dipole polarities. The Hydrogen end is partially positive while the Oxygen end is partially negative. This is due to the fact that oxygen has a higher atomic mass and hence attracts most of the electron cloud of the molecule towards its end.

This property of water is very important because it is able to dissolve polar molecules while non-polar molecules do not dissolve. This is an important property in the body of organisms because, for example, water helps in the folding of proteins (by interacting with polar motifs of a protein) hence ensuring the protein maintains their functional structural forms.

Water also dissolves significant polar molecules that are utilized by the body, such as glucose, and helps in their transportation within the body. Water is also significant in the diffusion of hormones used in cell signaling, e.t.c.  

Water is also able to dissociate ionic compounds, such as sodium chloride, that are important in the osmotic pressure homeostasis of cells.

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Polar nature of water helps in dissolving inorganic as well as organic compounds,

The chemical properties of water greatly affected the solubility of inorganic as well as organic molecules. Most organic compounds have covalent bonds between atoms whereas most inorganic compounds have ionic bonds. The ionic bonds present in inorganic compounds dissociate into positive and negative ions in water making them highly soluble or dissolved in water.

Due to this polar nature of water, water dissolves large number of compounds than any other atom and also known as universal solvent so we can conclude that polar nature of water helps in dissolving inorganic as well as organic compounds.

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One way that scientists ensure that data is reliable is through?

Answers

Answer:

Scientists ensure that data is reliable is through replicating experiments.

Explanation:

Scientists ensure that data is reliable enough by repeating the experiments over and over at the same physical conditions and other factors that affect the result of the experiment. The result of the experiment is recorded and evaluated to check the deviation of the results of the experiments. If the results are similar and falls within a prespecified range of the deviation, the result is considered valid. Whereas the experiments which yields much more in consistent results are considered as invalid data. In such ways, scientists ensure that the data is reliable through replicating experiments.  

better mirrors the mitosis process.

Meiosis II
Meiosis I

Answers

Answer:

Meiosis 1 better mirrors the process of mitosis.

Explanation:

During the process of mitosis, the somatic cells of the body replicate to form two daughter cells which are identical to the parent cell. In meiosis I, two daughter cells are formed. During mitosis, diploid cells are formed. During meiosis 1 also, two diploid cells are formed. hence, these two processes are more similar as compared to mitosis II. in mitosis II, four haploid cells are made as a result of the division process.

43. How much force is needed to accelerate a 25-kg bowling ball at 2 m/a/?

Answers

Answer:

How much force is needed to accelerate a 25-kg bowling ball at 2 m/a/?

F= MA

F= force

M= mass

A= acceleration

F= 25 X 2

F= 50N

Explanation:

The force needed to accelerate a 25kg bowling ball at 2m/s² is 50N.

HOW TO CALCULATE FORCE:

The force needed to move an object can be calculated by using the following formula:

Force (N) = mass (kg) × acceleration (m/s²)

According to this question, the mass of an object is 25kg and it accelerates at 2m/s². The force is calculated thus:

F = 25kg × 2m/s²

F = 50N

Therefore, the force needed to accelerate a 25kg bowling ball at 2m/s² is 50N.

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A strand of mRNA that is 72 nucleotide bases long would need how many molecules of tRNA to carry amino acids

Answers

A strand of mRNA that is 72 nucleotide bases long would need 24 molecules of tRNA to carry amino acids.

Explanation:

A tRNA has anti-codon for three bases of mRNA, with whom they pair, to bring the right amino acid to the ribosome. The three base pairs code for one amino acid. The function of tRNA is to decode amino acids for protein synthesis.

Can you guys help me

Answers

Answer:

i think its B

Explanation:

9. The binding together of an enzyme and a substrate forms what?

Answers

Answer:

Lock and key/ enzyme-substrate complex

Explanation:

Enzymes have a precise place on their surface called the active site to which the substrate molecules get attached. The shape of the active site and the presence of various chemical groups ensure that only those substrates with a complimentary structure can bind. Only specific substrates can bind to a particular enzyme. This phenomenon of enzyme action is called the lock and key hypothesis.

Final answer:

The binding of an enzyme to a substrate forms an enzyme-substrate complex, a process explained by two models: the lock-and-key hypothesis and the induced-fit model. Both models recognize that a specific enzyme will only bind with a particular substrate.

Explanation:

The formation of a bond between an enzyme and a substrate results in an enzyme-substrate complex. There are two major models explaining this interaction: the lock-and-key hypothesis and the induced fit model. According to the lock-and-key hypothesis, the active site of the enzyme and substrate are complementary in shape, fitting together perfectly. On the other hand, according to the induced fit model, the enzyme's active site is flexible and can change shape to accommodate the substrate. In either case, these models emphasize the specificity of the interaction, with a particular enzyme typically only binding to a specific substrate.

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A scientist at the polar ice cap was studying an ice sample from hundreds of meters below the surface. While examining the ice, the scientist found some cells from many years ago. Using an electron microscope, the scientist identified these cell structures: a cytoskeleton, mitochondrion, nucleus, cell wall, and ribosomes. What kind of organism did the scientist find?
Question 18 options:

animal

bacteria

plant

He did not have enough information.

Answers

Answer:

The correct option is C) Plants

Explanation:

Option A is false because the cell cannot be an animal cell. This is because an animal cell does not possess a cell wall.

Option B is false because the cell cannot be a bacterial cell. This is because a bacterial cell does not have a nucleus. Their genetic material is dispersed inside the cytoplasm.

Option C is correct because all the organelles, a cytoskeleton, mitochondrion, nucleus, cell wall, and ribosomes, are present inside the plant cells.

(c). Plant is correct option. The scientist most likely found a plant cell, as it has eukaryotic features including a cell wall, which is not present in animal cells.

Based on the cell structures identified by the scientist, we can determine the type of organism found in the ice sample.The presence of a cell wall, mitochondrion, nucleus, ribosomes, and cytoskeleton indicates that the cells are eukaryotic.Both plant and animal cells are eukaryotic, but not all eukaryotic cells have a cell wall.Animal cells typically lack a cell wall, while plant cells have a cell wall in addition to the other structures.

This means that the organism discovered by the scientist in the ice sample is most likely a plant.

Genetic material that is passed on to offspring

Answers

Answer:

Think it is DNA

Explanation:

During fertilization, a haploid sperm cell unites with a haploid egg cell to form a diploid zygote, as shown below.
Which of the following diagrams shows how the zygote looks immediately following one cell division?

Answers

The correct answer is C. W.

The diagram labeled W shows two identical daughter cells, each with a full set of chromosomes (diploid).

This is what would happen after the first cell division of the zygote, which is a mitotic division.

In mitosis, the DNA is replicated and then the cell divides into two daughter cells, each with a complete copy of the genetic material.

The other diagrams are incorrect because:

Diagram X shows two daughter cells, but one is larger than the other. This is not what happens in mitosis, where the daughter cells are always equal in size.

Diagram Y shows a single cell with two nuclei. This could happen if the zygote underwent nuclear division without cell division, but this is not typical.

Diagram Z shows a single cell with four nuclei. This is not possible in a normal cell division.

Question

During fertilization, a haploid sperm cell unites with a haploid egg cell to form a diploid zygote, as shown below. Which of the following diagrams shows how the zygote looks immediately following one cell division?

A. Y

B. X

C. W

D. Z

Food webs are models that show
А networks of feeding relationships.
one sequence of producers and consumers.
only primary consumers in an ecosystem.
stored energy in food chains.
mu o

Answers

stored energy in food chains

The food webs are models that show networks of feeding relationships. The Option A is correct.

What do food webs illustrate in an ecosystem?

Food webs illustrate the intricate networks of feeding relationships in an ecosystem. They depict how organisms are interconnected through their feeding habits showcasing the transfer of energy and nutrients from one organism to another.

Unlike food chains that represent linear sequence of producers and consumers, food webs provide more comprehensive view of the complex interactions between multiple species in an ecosystem. By mapping out these relationships, food webs help understand the flow of energy, the dynamics of populations. Therefore, the Option A is correct.

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Give an example of an animal with a very simple sensory system

Answers

Answer: Cnidarians have a very simple sensory system that consists of a nerve net and no sensory organs. Octopi have a complex sensory system, including a brain and eyes as complex as human eyes.

(Here are two examples. Hope this helps!)

Cnidarians have a very simple sensory system that consists of a nerve net and no sensory organs.

What are the functions of sensory system?

The sensory nervous system is a part of the nervous system responsible for processing sensory information. A sensory system consists of sensory neurons, neural pathways, and parts of the brain involved in sensory perception and interoception.

A sensory system consists of sensory neurons (including the sensory receptor cells), neural pathways, and parts of the brain involved in sensory perception and interoception.

The sensory system is the portion of the nervous system responsible for processing input from the environment. Beginning with detection through the transfer of stimuli to the central nervous system, the peripheral nerves and their associated receptors rapidly relay information.

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Why isn't molecule the lowest organization of life

Answers

The molecule is not the lowest organization of life because atoms joined together to form molecules since they are smaller they come first.

Explanation:

Atom > Molecule > Cell > Tissue > Organ > Organism > Population > communities>Ecosystem > Biosphere. This is the hierarchy of organization of life, where atom is proceeded by molecules. Since atoms are the smallest level that makes elements.

Like O2, H2, cellulose are molecules of organisation of life, made up of atoms.

1 Point
Which of the following are major elements of a high quality of life?
Check all that apply.
O
A. Job opportunities that pay a competitive wage
O
B. Living in a free-market economy
c. Access to ample shopping and travel options
O
D. Access to clean water and sanitation of waste

Answers

Access to clean water and sanitation of waste

Answer: also job opportunities

Explanation:

Summarize describe at least one way humans impact each of the following cycles : hydrologic ,carbon ,nitrogen , and phosphorus

Answers

Humans impact on hydrologic, carbon, nitrogen, and phosphorus.

Hydrologic:

The expulsion of trees (deforestation) is majorly affecting the water cycle, as nearby and worldwide atmospheres change. Deforestation in one zone can, accordingly, influence the climate in another zone in such a case that trees are chopped down, there is less water to be dissipated into the air and in this way less downpour.  

Carbon:

People are moving more carbon into the environment from different pieces of the Earth framework. More carbon is moving to the environment when petroleum derivatives, similar to coal and oil, are singed. Since more carbon dioxide is being discharged into the air through the copying of non-renewable energy sources and less progressively content.

Nitrogen:

Over nitrogen can cause overstimulation of the development of sea-going plants and green growth. Exorbitant development of these life forms, thus, can obstruct water admissions, go through disintegrated oxygen as they break down, and square light to more profound waters.

Phosphorus:

Phosphates can likewise be found generally in plants. An excess of phosphate can mess wellbeing up, for example, kidney harm and osteoporosis. Phosphate deficiencies can likewise happen early demise. While expending limited quantities of sodium phosphate is likely protected, eating a lot of sodium phosphate can prompt undesirable degrees of phosphorus in the body.

Humans impact the hydrologic cycle through various activities such as deforestation, urbanization, and the construction of dams and reservoirs.

Deforestation reduces the amount of water that is returned to the atmosphere through transpiration, while urbanization increases runoff and reduces the amount of water that infiltrates into the ground to replenish aquifers. The building of dams and reservoirs can alter the natural flow of rivers and affect the water cycle in downstream ecosystems.

In the carbon cycle, human activities have significantly increased the concentration of carbon dioxide in the atmosphere, primarily through the burning of fossil fuels and deforestation. This has led to an enhancement of the greenhouse effect, contributing to global climate change. Additionally, the oceans absorb a substantial amount of this excess carbon dioxide, leading to ocean acidification.

The nitrogen cycle is impacted by humans through the use of synthetic fertilizers in agriculture, which introduce large amounts of reactive nitrogen into the environment. This can lead to nutrient imbalances in ecosystems, causing eutrophication in water bodies and negatively affecting biodiversity. The combustion of fossil fuels also releases nitrogen oxides into the atmosphere, contributing to air pollution and acid rain.

Human activities affect the phosphorus cycle by mining phosphorus for use in fertilizers. Excess phosphorus from agricultural runoff and wastewater discharge can lead to eutrophication of lakes and rivers, resulting in algal blooms that deplete oxygen and harm aquatic life. Additionally, the overuse of phosphorus in agriculture can lead to the depletion of natural phosphorus reserves.

In summary, human impacts on these biogeochemical cycles are significant and can lead to widespread environmental changes, including climate change, water pollution, loss of biodiversity, and soil degradation. Addressing these impacts requires sustainable management practices and a reduction in activities that disrupt the natural balance of these essential cycles.


Which pair best matches a type of land cover with an appropriate land use?


A. Developed land - Grazing livestock

B. Forestland - Growing crops

C. Rangeland Grazing livestock

D. Urban land - Growing crops

Answers

Answer:

The correct option is C) Rangeland- Grazing livestock

Explanation:

Rangeland can be described as a land which consists of grasses, shrubs, woods, wetlands etc which are ideal for the grazing of domestic and wetland animals. Hence, a rangeland is used for grazing livestock. Hence, option C is correct.

Other options, like option D, is not correct because an urban land supports city life. It is not ideal for the growing of crops as it contains pollution of the city.

Answer:

Cropland ----> growing food

Explanation:

For the other one

Which is an example of visual data with regard to computer crime

Answers

"Image" is an example of visual data with regard to computer crime.

Explanation:

An act committed by a skilled or professional user of computers, also named as hacker who secretly browses or steals private information from a company or individual's system therefore this whole process is known as "computer crime".

Image is one of the best source or evidence in the form of visual data with respect to computer crime. Because many details can be collected or fetched out just from visual figures or pictures. It can contain codes, relatable links or some factors which can be helpful for targeting culprit.

Why do resistant bacteria multiply faster after a patient has taken antibiotics compared to a healthy person who has not taken antibiotics?

Answers

Answer:

When patient takes in antibiotics the resistance bacteria gets a competitive survival advantage over the normal sensitive bacteria and hence grows faster.

Explanation:

Bacteria can acquire resistance by taking in plasmids containing MDR (Multi-Drug Resistance) gene cassettes. The MDR genes produces proteins that can:Render the antibiotic ineffective to act on its target by inducing chemical modifications on the drug.Promote efflux of the drug from the bacterial cell so that the drug cannot act upon its target.When a healthy person ( having no prior exposure to the antibiotic) is infected by bacteria ( both sensitive and resistant varieties):A competition develops for the host cells and nutrients between the sensitive and the resistant variety.This mutual competition restricts either of the sensitive or resistant bacterial strain to grow profusely.When a person (having prior antibiotic exposure), gets infected by bacteria ( both sensitive and resistant varieties) and is exposed to the same antibiotic:The sensitive variety, due to its sensitivity towards the drug, gets killed.The resistant variety, due to its MDR genes, bypasses the lethal effect of the drug and survives.These surviving resistant bacteria can now infect all the available host cells and utilise all the available nutrients without facing any competition and multiply rapidly.

Dr. Wilson is analyzing the similarities between the wing of a bat and the arm of a monkey. He is using______.

A. Comparative embryology
B. Comparative morphology
C. The Fossil Record
D. Vestigial features

Answers

Answer:

Dr. Wilson is analyzing the similarities between the wing of a bat and the arm of a monkey. He is using "comparative morphology".

Explanation:

Morphology is a division of ecology dealing with the study of the method and assembly of organisms and their exact physical topographies. Comparative morphology is study of the forms of the locus of constructions inside the body plan of an organism,and formulae the source of taxonomical classification. Comparative morphology is an significant device that helps to regulate evolutionary associations among organisms and whether or not they share mutual dynasties. Functional resemblances among organisms sustenance the knowledge that these organisms grown from a shared predecessor.

Answer:

B. Comparative Morphology

Explanation:

Hi! The correct answer to your question is B. Comparative Morphology.  Comparative Morphology can be understood if your break it down. Comparative means to compare, so we know that this is the correct answer because Dr. Wilson is analyzing (or comparing) the similarities between the wing of a bat and the arm of a monkey. Also, Comparative morphology refers to the analysis or COMPARISON of the similarities or patterns of the structures (like bones and build) within the body of an organism (like a bat and monkey).

Hope it helped!

A malaria outbreak causing a Lily's frequencies to change is an example of

Answers

Answer:

A malaria outbreak causing allele frequencies to change is an example of natural selection.

Explanation:

Natural selection is a type of selection in which those organisms are favoured to live and reproduce which are better adapted to live in an environment. Due to natural selection, the allele frequencies of a population will tend to change with the passage of time.

When the outbreak of malaria occurs, those organisms which do not catch malaria are able to survive and pass on their characteristics to their offsprings. the other organisms die and do not reproduce. This will cause changes in the allele frequencies.

THE INTERRELATIONSHIPS OF ORGANISMS PLAY A VITAL ROLE IN THE BALANCE OF ANY GIVEN ECOSYSTEM. WHICH EVENT MIGHT INCREASE THE CARRYING CAPACITY FOR RABBITS IN A PRARIE ECOSYSTEM?

Answers

Answer:

A season of extra rain

Explanation:

A prarie can be described as a habitat which is abundant in grasses. Although some type of shrubs and flowering plants can also be found on this land, grass can be seen abundantly in such ecosystems.

If a season with extra rain occurs in the prarie habitat, then there will be a production of more grass on this land. As a result, the rabbits will have more food to feed on. Hence, a season of extra rain will increase the carrying capacity for the rabbits.

When a raw, shell-less egg was placed in sugar solution, the egg shrank. The egg was brought back to its original size by
placing it in water. Which process does the experiment demonstrate?

Answers

Answer:

Osmosis

Explanation:

The sugar solution is a hypertonic solution. When a raw shell-less egg is placed in sugar solution, the solvent diffuses from the egg into the sugar solution. The solute concentration of the sugar solution is higher than that of the egg and thus water water will pass out making the egg to shrink. When the egg is placed in water which is hypotonic, the water molecules move into the egg and thus the egg regains its original size.

Answer:

The answer is A) osmosis

Explanation:

The experiment is explaining the process of osmosis which involves the movement of solute particles from low concentrations to high concentrations.

Which change absorbs heat?
A. Burning natural gas
B. Baking a pie
C. Freezing leftovers
D. Using a flashlight

Answers

Answer:

B. Baking a pi

Explanation:

I just want to check my answers. Please answer honestly.

Answers

Answer:

correct

Explanation:

Yes it is CORRECT good job

The number of covalent bonds that an atom tends to form is equal to:

A: the number of valence electrons.

B: the number of unbalanced neutrons.

C: the number of unpaired electrons.

D: the atomic number.

E: the number of nearby atoms.

Answers

C. The number of covalent bonds is equal to the number of unpaired valence electrons. For example, nitrogen and phosphorous both have 3 unpaired valence electrons thus forming 3 covalent bonds.
Final answer:

The number of covalent bonds an atom tends to form is equal to the number of unpaired electrons.

Explanation:

The number of covalent bonds that an atom tends to form is equal to the number of unpaired electrons (option C). Covalent bonds are formed when atoms share electrons to achieve a stable electron configuration. The number of unpaired electrons in the valence shell determines the number of covalent bonds an atom can form.

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Write a loop that reads positive integers from console input, printing out those values that are even, separating them with spaces, and that terminates when it reads an integer that is not positive. What did most rich southern planters do with their wealth?A. They bought luxury items that showed others they weresuccessful.B. They bought shares of ownership in railroads and canals.c. They bought shares of ownership in factories.D. They put it back into their plantations and bought slaves. A tank of hydrogen gas has a volume of 22.9 L and holds 14.0 mol of the gas at 12C. What is the pressure of the gas in atmospheres? pls HELP ive been trying to figure this out forever!!!The solution set for -18 < 5 x - 3 is _____.a. -3 < xb. 3 < xc. -3 > xd. 3 > x If you think a query is misspelled, which of the following should you do? 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The health care provider documents in a client's medical record the statement "bizarre gesturing, decline in hygiene, and command hallucinations." Which action is most important for the nurse to take when caring for this client?1. Note the quality and duration of the gestures.2. Offer the client a fresh change of clothing.3. Ask the client what the voices are saying.4. Administer antipsychotic medication. a chemist wishes to mix some pure acid with some water to produce 16L of a solution that is 30% acid how much pure acid and how much water should be mixed? Two students are asked to come to the board to work a math problem. Each student could work an easy question (E) or a hard question (H). Drag and drop the letters to show all the possible outcomes for the students' choices. List the first student's choice followed by the second student's choice. Let X and Y be independent binomial random variables having parameters(N,p) and (M,p), respectively. Let Z = X+Y;(a) Argue that Z has a binomial distribution with parameters(N+M,P) bywriting X and Y as appropriate sums of Bernoulli random variables.(b) Validate the result in (a) by evaluating the necessary convolution. Determine what type of observational study is described. Explain. Researchers wanted to determine whether there was an association between high blood pressure and the suppression of emotions. The researchers looked at 1800 adults enrolled in a health initiative observational study. Each person was interviewed and asked about their response to emotions. In particular they were asked whether their current tendency was to express or to hold in anger and other emotions. The degree of suppression of emotions was rated on a scale of 1 to 10. Each person's blood pressure was also measured. The researchers analyzed the results to determine whether there was an association between high blood pressure and the suppression of emotions. A. The observational study is a retrospective study because individuals are asked to look back in time. B. The observational study is a cross-sectional study because information is collected at a specific point in time. C. The observational study is a cohort study because individuals are observed over a long period of time. Find the general indefinite integral. (Use C for the constant of integration. Remember to use absolute values where appropriate.) integral 9 + Squareroot x + x/x dx x + Squareroot x + 9 log (x) + Childbirth in mammals would be an example of endocrine-controlled negative feedback, because the production of oxytocin during childbirth results in additional oxytocin being synthesized by the posterior pituitary gland.a.trueb.false simplifying inside parentheses first pt. 2 Original Source MaterialAccording to behaviorism, instruction should provide necessary stimulus in order for learners to produce desired response. It is important that the learner must know how to execute the proper response under the required conditions in order to produce the desired response (Ertmer & Newby, 1993). Instruction should provide learner with opportunities that the learner practice to elicit the desired outcome.Student VersionThe goal of instruction for the behaviorist is to elicit the desired response from the learner who is presented with a target stimulus. To accomplish this, the learner must know how to execute the proper response, as well as the conditions under which that response should be made. Therefore, instruction is structured around the presentation of the target stimulus and the provision of opportunities for the learner to practice making the proper response.References:Ertmer, P. A., & Newby, T. J. (1993). Behaviorism, cognitivism, constructivism: Comparing critical features from an instructional design perspective. Performance Improvement Quarterly, 6(4), 50-71.References:Ertmer, P. A., & Newby, T. J. (1993). Behaviorism, cognitivism, constructivism: Comparing critical features from an instructional design perspective. Performance Improvement Quarterly, 6(4), 50-71.Which of the following is true for the Student Version above? The weight of meteorite A is 9 times the weight of meteorite B. If the sum of their weights is 220 tons, find the weight of each. Why is patriotism a defining factor of Americas national identity?It shows that people love the United States.It explains the importance of the Great Seal.It provides for the same treatment of everyone.It describes the feeling people get on entering the country. Steam Workshop Downloader