When excess fertilizer is placed around the root of a tomato plant, the tonicity of the solution that the plant cells are bathed in is affected. If the fertilizer solution is hypertonic, the plant cells will lose water through osmosis, causing the leaves to shrivel and turn brown. If the fertilizer solution is hypotonic, water enters the plant cells, causing them to become stiff and turgid.
Explanation:When excess fertilizer is placed around the root of a tomato plant, the tonicity of the solution that the plant cells are bathed in is affected. If the fertilizer solution is hypertonic, the plant cells will lose water through osmosis, causing the leaves to shrivel and turn brown. This is because the water leaves the plant cells, leading to a loss of turgor pressure needed to keep the leaves and stems upright. On the other hand, if the fertilizer solution is hypotonic, water enters the plant cells, resulting in higher osmotic pressure and turgor pressure, causing the cells to become stiff and turgid.
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Land cleared of all trees is likely to experience _____.
A. abundant wildlife
B. increases in plant species
C. soil erosion
Please explain your answer!
Cleared land is likely to experience soil erosion due to the lack of trees to anchor the soil, which can lead to environmental degradation and reduced biodiversity.
Land cleared of all trees is likely to experience soil erosion. Trees and their root systems are vital for anchoring soil and maintaining its structure. When trees are removed, the bare soil is exposed to wind and rain, which can wash or blow it away. This erosion leads to the degradation of land, making it less suitable for wildlife and plant species, and can cause many environmental problems, such as sediment entering waterways and the loss of nutrient-rich topsoil. Deforestation, often for agriculture or development, is a significant cause of habitat loss, and thus biodiversity, worldwide.
Additionally, cleared land may become a breeding ground for invasive species, which can further reduce biodiversity and disrupt the ecosystem balance.
Eukaryotic cells are differentiated from prokaryotic cells because eukaryotic cells: Have a higher rate of reproduction. Have permeable membranes. Are much smaller. Have nuclei.
Answer:
The correct answer is the option: 4-Have nuclei.
Explanation:
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The characteristics of prokaryotic cells are:
they have a cell membrane that differentiates them from the rest of the cells, the DNA is circular and is dispersed in the cell
In contrast, eukaryotic cells have a cell membrane, differentiated nucleus and organelles. The DNA is linear and is within the nucleus.
After the analysis, we conclude that the correct answer is the option: 4-Have nuclei.
What ecosystems would you expect to have high species richness and low species richness? explain your reasoning
A rainforest ecosystem would have a more species riches. There are vast resources such as trees and plants that contribute to animal life. More animals live in these ecosystems because of the environment itself.
Explain the ecosystem with low species richness?A dessert ecosystem would have a low species riches. There is little plant life and low resources for survival.
Only animals that have adapted to this environment have a high species rate.
Thus, these two ecosystem expect to have high species richness and low species richness.
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How the structure of complex carbohydrates such as starch makes them suited for energy storage?
Which individual bone is the most accurate indicator of stature?
Jane is a patient. her brother greg has neuronal ceroid lipofuscinosis, also known as batten disease. it is autosomal recessive, and its symptoms include vision loss, loss of coordination, dementia and seizures. jane is healthy as are her parents and grandparents. jane is thinking of having children. she wants to know what the probability is her child would be a carrier for batten disease (in other words, the probability that jane is a carrier and that her child will inherit the recessive allele). since batten disease is very rare, we will assume that the father of jane's child is not affected nor a carrier.
Final answer:
Jane has a 50% chance of being a carrier of Batten disease since her brother is affected and her healthy status implies she could be heterozygous. If Jane is a carrier, she has a 50% chance of passing the recessive allele to her child. Therefore, there is a 25% chance Jane's child would be a carrier for Batten disease.
Explanation:
Jane's brother Greg has Batten disease, an autosomal recessive disorder that includes symptoms such as vision loss, loss of coordination, dementia, and seizures. Given that Jane is healthy, as are her parents and grandparents, we can use the information provided about autosomal recessive inheritance to determine the probability that her child would be a carrier.
Understanding Autosomal Recessive Inheritance
In autosomal recessive inheritance, a child must inherit two copies of the recessive allele, one from each parent, to express the disease. If a person carries only one copy of the recessive allele, they are a carrier but typically do not show symptoms. In cases such as this, the parents of an affected individual must both be carriers.
If Jane's brother has the disease, both of her parents must be carriers. Because Jane is healthy, she did not inherit two recessive alleles. She has a two in four (1 in 2 or 50%) chance of having inherited one recessive allele, making her a carrier. Jane's chance of passing the recessive allele to her child is therefore also 50%, assuming that the father is not a carrier and only has dominant, healthy alleles.
Probability Calculation
To calculate the probability that Jane is a carrier and passes the recessive allele to her child:
Jane's chance of being a carrier (heterozygous for the allele) is 50%.
If she is a carrier, the chance of passing the allele to her child is also 50%.
By multiplying these probabilities, we find that there is a 25% chance that Jane's child would be a carrier for Batten disease if Jane is indeed a carrier.
What are the functions of the skeletal system? define hematopoiesis. where does it occur?
What process must happen before this process depicted below?
Answer:
Glycolysis
Explanation:
Glycolysis is one of the steps of cellular respiration in order to generate energy for the body through glucose breakdown.
Glycolysis is a process that involves ten enzymatic reactions, resulting in the formation of pyruvic acid from glucose, in order for the process to occur, the glucose molecule needs activation by the addition of phosphate groups from ATP molecules, having as balance of glycolysis 2 ATP.
As it does not require oxygen in its stages, glycolysis is considered an anaerobic process.
Name the only type of blood vessel that has the ability to follow the diffusion of materials across it
Neuron fibers (axons) running through the central nervous system form __________ of white matter.
When a baby is delivered through an incision in the abdomen and uterus, this is called a(n) ____________________ delivery?
What are two cells structures in green leaf cells that are not in human cells
Organic and inorganic materials, water, air, and living organisms together make up ____________.
Answer:
i just answered on apex it was natural something
Explanation:
Nutrition match the food with the food group with which it belongs
Answer: This is the answer for Plato
Carbs-Whole Wheat Bread
Protein-Meats
Lipids-Cheese
Vitamins-Fruit
Explanation:
Match the food group to the type of nutrition it provides.
__________ are found only in animal cells and not in plant cells A. Cell walls B. Chloroplasts C. Mitochondria D. Centrioles
Answer:
d
Explanation:
What type of transport requires energy to move a molecule?
Where are the cells of the adaptive immune system found in humans?
_______ is the term for when heterozygous offspring have superior fitness than their homozygous parents.
What functions of the body are most obviously affected by alcohol?
An increase in a predator population will directly result in
A patient complains of difficulty passing stools, which are small, hard lumps. according to the bristol stool form scale, what would be the classification of these stools?\
The small, hard, lump-like stools a patient is having difficulty passing would be classified as Type 1 on the Bristol Stool Form Scale, typically indicating constipation.
Explanation:According to the Bristol Stool Form Scale developed by Heaton and Lewis at the University of Bristol, the description of the patient's stools as small, hard lumps would fall under Type 1. This type is characterized by separate hard lumps, like nuts, which are hard to pass, correlating with the patient's complaint of difficulty passing stools. This classification is generally indicative of constipation, often linked to a diet low in fiber and insufficient fluid intake.
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A measure of the size of an effect in a population is called
What is the energy source used to drive atp synthase to produce atp?
The answer to the question asking about the energy source used to drive ATP synthase to produce ATP is called Proton Motive Force. ATP Synthase is an enzyme located in the mitochondria since produce happens at this site of a eukaryotic cell. It consists of a rotating head and a catalyzing end. As protons diffuse to the other side of the mitochondria (inner side) through lipid bilayer of ATP Symthase, it causes the rotating head to move like a motor. This energy is converted to chemical energy in order to bind the phosphate group to the ADP to create an ATP
Scientists are studying compounds in a newly discovered rain forest plant. The plant produces an unusual substance that local people from the area say acts as an anesthetic. If another scientist tests the substance using iodine, which macromolecule is the scientist testing for? a. Carbohydrates b. Protein c. Nucleic Acid d. Lipid
Answer:
a. Carbohydrates
Explanation:
Iodine is used to test for carbohydrates, specifically starch. Iodine changes color in the presence of starch from a brown color to a more blue black color. The answer is a bit untrue because other carbohydrates are tested differently but the closest one to the correct one (starch) is carbohydrates, which is one of many carbohydrates
A homogeneous mixture consists of one phase; a heterogeneous mixture consists of two or more phases.
a. True
b. False
The bonds or interactions that hold together adjacent nucleotides in the sugar-phosphate backbone of dna are
The bonds that hold the adjacent nucleotides together, forming the sugar-phosphate backbone of DNA, are covalent bonds known as phosphodiester bonds. These bonds link the 5' phosphate group of one nucleotide to the 3' hydroxyl group of the next, forming a long polymer of nucleotide monomers.
Explanation:
The bonds or interactions that hold together adjacent nucleotides in the sugar-phosphate backbone of DNA are known as phosphodiester bonds. This bond is formed by dehydration synthesis, where the phosphate group of one nucleotide bonds covalently with the sugar molecule of the next nucleotide. The series of phosphodiester bonds create the backbone, on which nitrogen-containing bases protrude. The 5' phosphate group of one nucleotide links with the 3' hydroxyl group of the next nucleotide, forming a long chain or polymer of nucleotide monomers.
Individual nucleotides combine with each other by covalent bonds known as 5'-3' phosphodiester bonds, with the phosphate group of one nucleotide bonding to the hydroxyl group of the 3' carbon of the sugar of the next nucleotide. As phosphodiester bonding between nucleotides forms the sugar-phosphate backbone, an alternating sugar-phosphate structure composes a nucleic acid strand.
Lastly, the distance between the backbones of the two strands remains constant due to the specific way that complementary bases pair with each other, defined by Chargaff's rules. This, together with Watson, Crick, and Franklin's discovery of the double helix structure of DNA, forms the basis of our contemporary understanding of DNA structure.
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what characteristics of sexual reproduction has specifically favored the survival of animals that live on land?
The sexual fertilization process allows variation to occur in the offspring making them more adaptable to the adverse condition.
What is meiosis?Meiosis is a sort of cell division in physically repeating creatures that lessens the number of chromosomes in gametes (the sex cells, or egg and sperm). In people, body (or physical) cells are diploid, containing two arrangements of chromosomes (one from each parent).
Meiosis begins with a diploid (2n) parent cell that partitions to make 4 haploids (n) cells. A diploid zygote is formed when haploid gametes from two distinct individuals combine during sexual reproduction. The resulting child differs genetically from both of its parents.
Therefore, due to meiosis variation occur in the offspring.
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What is genetic modification and what are some of the pros and cons?
Answer:
harms natural wildlife
Explanation:
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When you touch an infant's cheek, the infant will turn toward your hand, open his or her mouth, and search for the nipple. this is known as the _____ reflex?
Lipids have an important role in storing energy reserves. What is another primary function of lipids?
Answer:Provides Insulation
Explanation:
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