Answer: the anser is b
What are pigments????
What type of force should be applied on a football to move it forward?
Answer:
Force of Friction applies to football in 3 different ways. Static Friction will apply when the ball is lying on the ground, and the Static Friction will prevent the football from moving, although a very small amount of force is needed to move the football.
Explanation:
3. Which of these best explains how velocity is different from speed?
A. Speed includes a direction and velocity does not
B. Speed includes a distance and velocity does not
C. Velocity includes a direction and speed does not.
D. Velocity includes a distance and speed does not.
Answer:
C:Velocity includes a direction and speed does not
Explanation:
Answer:
d
Explanation:
2. Describe the property of water that is indicated by the data. How is this property explained by the structure of water molecules and the bonds between them?
3. If you were to go to a sandy beach on a sunny summer day, which would feel warmer—the sand or the water? Explain why, using your knowledge of the properties of water.
Answer: the water would be colder than the sand because of it high heat capacity.
Explanation:
High heat capacity helps water balance it’s temperature.
According to the graph the water would be colder than the sand because of it high heat capacity.
What is water?
Water is compound made up of hydrogen and oxygen and it is a liquid which has no color, transparent, odorless and it serves as major portion of the hydrosphere of the earth. The boiling point of water is 100 degree Celsius and melting point of water is 0 degree Celsius.
There are many major function of water in the body and these are very important for the survival. The very first is to regulate the temperature of the body, provide moisture to the tissue, and hold oxygen and supply it to the various parts of body as cell. The boiling point of water is 100 degree Celsius and melting point of water is 0 degree Celsius.
There are several types of water such as groundwater or the water present inside the ground and considered as fresh water which is fit for drinking, tap water or the water that faucet provide is called tap water.There are many major function of water in the body and these are very important for the survival.
Therefore, According to the graph the water would be colder than the sand because of it high heat capacity.
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.5. Explain how stem cell therapy helped Lucy break down deoxyadenosine Lucy's immune system needs white blood cells with working ADA enzymes, which will help her white blood cells to break down the toxin Stem cells are a type of cell that can change into other types of cells, and for Lucy, we need stem cells that can change into white blood cells, One way to get white blood cells from stem cells is by using bone marrow, a sample of her bone marrow was removed and CRISPR can replace the incorrect DNA sequence, with the correct DNA sequence. The stem cells can continue to grow and then be put back into Lucy's bone marrow. which will solve her issue. The stem cells will turn into white blood cells with working ADA enzymes, then break down the toxin and survive. This will also help make Lucy's immune system stronger.
Lucy was born with a rare genetic disorder known as adenosine deaminase deficiency (ADA), which has affected her immune system.
ADA helps in the breakdown of deoxyadenosine, and in Lucy's case, her immune system needs white blood cells with working ADA enzymes, which will help her white blood cells to break down the toxin. Stem cell therapy helped Lucy to break down deoxyadenosine.Stem cells are cells that can develop into different types of cells. Stem cells are a type of cell that can change into other types of cells, and for Lucy, we need stem cells that can change into white blood cells.
The process of using stem cells to treat a medical condition is known as stem cell therapy. Stem cells can be used in the treatment of numerous illnesses.What is the process of stem cell therapy?One way to get white blood cells from stem cells is by using bone marrow. A sample of Lucy's bone marrow was removed, and CRISPR can replace the incorrect DNA sequence with the correct DNA sequence. The stem cells can continue to grow and then be put back into Lucy's bone marrow, which will solve her issue. The stem cells will turn into white blood cells with working ADA enzymes, then break down the toxin and survive. This will also help make Lucy's immune system stronger.
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Vestibular information travels to all of the following areas of the brain except the __________. A. medulla B. pons C. prefrontal cortex D. cerebellum
Vestibular information travels to all of the following areas of the brain except the prefrontal cortex. The correct answer to the question is option C. Prefrontal cortex.
What is the vestibular system?
The vestibular system consists of a series of small fluid-filled chambers and canals located in the inner ear. The vestibular system is responsible for providing the brain with information about head and body movement, as well as the position of the body in space.
The vestibular system is important because it allows us to maintain our balance and coordinate our movements even when we are not able to see the world around us.
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Please!!! Help!!!
Evaluate the claim that uniform distributions occur only in areas where humans have changed the ecosystem, such as by planting crops or trees. Provide evidence, if any, that refutes this claim.
Answer:
No, the claim is incorrect.
Explanation:
No, the uniform distributions does not occur in those areas where humans have changed the ecosystem because in natural ecosystem the ecosystem is stable but when the human apply some changes in an ecosystem so as a result disturbance occurs in the ecosystem and the ecosystem destabilizes. For example, when the human cultivate crops in a certain area, first they removed all the wild vegetation present in that area due to which habitat of thousands of animals are destroyed and the whole ecosystem is disturb.
Which cells detect changes in your body and report it back to your brain
Answer: Neurons
Explanation:
Neurons or nerve cells are the active cells in the brain that are connected with the muscle cells or other cells of the body. These cells receive the signals from the external stimulus like vision, touch, and others and convert these signals into electrical impulses that are directed to the brain and which interprets these signals and the body responds accordingly.
A solution of starch at room temperature does NOT readily decompose to form a solution of simple sugars because a. the hydrolysis of starch to sugar is endergonic b. starch cannot be hydrolyzed in the presence of so much water c. the starch solution has less free energy than the sugar solution d. starch hydrolysis is nonspontaneous e. the activation energy barrier for this reaction cannot easily be surmounted at room temperature
The activation energy barrier for the hydrolysis of starch to sugar is too high to be easily surmounted at room temperature. This is the reason why a solution of starch at room temperature does NOT readily decompose to form a solution of simple sugars. The correct option is E the activation energy barrier for this reaction cannot easily be surmounted at room temperature.
Starch is a carbohydrate that is found in plants, and it is an essential energy source for the human body. The hydrolysis of starch involves breaking down the molecule into simpler sugars. When starch is hydrolyzed, it is broken down into glucose molecules by the enzyme amylase.
This is an endothermic reaction that requires energy. The activation energy barrier for this reaction is high because it involves breaking down a complex molecule. The barrier can be surmounted by raising the temperature or by adding a catalyst.
The activation energy barrier for the hydrolysis of starch to sugar is too high to be easily surmounted at room temperature. As a result, a solution of starch at room temperature does NOT readily decompose to form a solution of simple sugars. Therefore option E is the correct answer.
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at what levels are cats and dogs part of the same group? at what levels are cats and dogs part of the same group? order phylum domain class family kingdom genus species
Cats and dogs are part of the same group at the levels of order, family, and class. They are both mammals and thus, belong to the phylum Chordata and domain Eukarya. The other levels at which they belong are as follows:Kingdom: AnimaliaGenus:
Felis (for cats) and Canis (for dogs)Species: Felis catus (for domestic cats) and Canis familiaris (for domestic dogs)Class: MammaliaOrder: CarnivoraFamily: Felidae (for cats) and Canidae (for dogs)The classification system is used to arrange organisms into hierarchical groups that reflect their evolutionary relationships.
As you move down the taxonomic hierarchy, organisms become more closely related, with species being the most closely related.In the case of cats and dogs, they belong to different genera (Felis and Canis) and species (Felis catus and Canis familiaris), which means they are not the same species.
However, they are both members of the order Carnivora, which means they share many physical and behavioral characteristics related to their diet and hunting strategies.
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Which will form an ionic bond?
1. two carbon atoms
2. any two atoms
3. a positive ion and a negative ion
4. two positive ions
explain how cellular transport helps a cell maintain homeostasis.
Cellular transport plays a crucial role in maintaining homeostasis by regulating material movement, maintaining concentration gradients, controlling osmosis, facilitating nutrient uptake and waste removal, responding to stimuli, and regulating pH levels.
Cellular transport is the process by which materials move into and out of cells. It is important for cells to maintain homeostasis, which is a balanced and stable internal environment, by regulating the movement of molecules. Cells use a variety of mechanisms for cellular transport, including passive transport, active transport, and bulk transport.
How cellular transport helps a cell maintain homeostasis: Cellular transport helps a cell maintain homeostasis in several ways:1. Regulating the movement of materials - The selective permeability of the cell membrane helps regulate the movement of materials into and out of the cell. The membrane allows some materials to pass through while blocking others.
2. Maintaining concentration gradients - Concentration gradients are the differences in the concentration of a substance between two regions. Cells use cellular transport to maintain concentration gradients, which are necessary for many cellular processes.3. Regulating osmosis - Osmosis is the diffusion of water across a selectively permeable membrane.
Cells regulate osmosis to maintain a balanced internal environment.4. Obtaining nutrients and removing waste - Cells need to obtain nutrients and remove waste to survive. Cellular transport allows materials to enter the cell and waste products to leave.
5. Responding to stimuli - Cells use cellular transport to respond to external stimuli. For example, cells may take up glucose in response to insulin.6. Maintaining pH - The pH of the internal environment must be maintained within a narrow range for cells to function properly. Cellular transport helps maintain the pH by regulating the movement of ions.
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Suppose the current exchange rate between Germany and Japan is 0.02 =C/¥. The euro-denominated annual continuously compounded risk-free rate is 4% and the yen-denominated annual continuously compounded risk-free rate is 1%.
a. What are the 6-month euro/yen and yen/euro forward prices
The 6-month euro/yen forward price is 0.0201185 €/¥.
The 6-month yen/euro forward price is 49.7307 ¥/€.
To calculate the forward prices, we need to consider the interest rate differentials between the two currencies.
1. Calculate the euro/yen forward price:
Forward price = Spot price × (1 + Euro interest rate) / (1 + Yen interest rate)
Forward price = 0.02 × (1 + 0.04) / (1 + 0.01)
Forward price = 0.0201185 €/¥
2. Calculate the yen/euro forward price:
Forward price = 1 / Euro/yen forward price
Forward price = 1 / 0.0201185
Forward price = 49.7307 ¥/€
Therefore, the 6-month euro/yen forward price is 0.0201185 €/¥, indicating the amount of yen needed to buy one euro in the future. The 6-month yen/euro forward price is 49.7307 ¥/€, indicating the amount of euros needed to buy one yen in the future.
These forward prices are determined based on the interest rate differentials and expectations of future currency exchange rates.
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item 5 which of the following best explains a distinction between metaphase i and metaphase ii?
Metaphase I and Metaphase II are stages in meiosis, the process of cell division that produces gametes (sperm and eggs). The best explanation for the distinction between these two stages is option B: Metaphase I involves the alignment of homologous chromosomes at the metaphase plate, while Metaphase II involves the alignment of sister chromatids.
In Metaphase I, homologous chromosomes pair up and align at the metaphase plate, forming a structure called a bivalent or tetrad. This pairing allows for genetic recombination through a process called crossing over. On the other hand, in Metaphase II, the sister chromatids, which are the replicated copies of each chromosome, align at the metaphase plate. There is no further crossing over or pairing of homologous chromosomes during this stage.
The distinction between the alignment of homologous chromosomes in Metaphase I and the alignment of sister chromatids in Metaphase II is a key difference between these two stages of meiosis.
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Complete Question
Which of the following best explains a distinction between Metaphase I and Metaphase II?
A) Metaphase I occurs in mitosis, while Metaphase II occurs in meiosis.
B) Metaphase I involves the alignment of homologous chromosomes at the metaphase plate, while Metaphase II involves the alignment of sister chromatids.
C) Metaphase I is the stage where crossing over occurs, while Metaphase II does not involve crossing over.
D) Metaphase I follows DNA replication, while Metaphase II occurs after cell division.
The plants living in their natural surroundings are termed as the ________ of a place and the animal species constituents the _________.
Answer:
Explanation:
The plants living in their natural surroundings are termed as the habitat of a place and the animal species constituents the biome.
a fossilized fish is found that has jaws but no true bones. where does this fossil belong on the cladogram?abcd
The cladogram is a chart that reflects the evolutionary relationships between groups of organisms. It shows how groups of organisms are related based on their shared characteristics. Each branch of the tree represents a different group of organisms, and the points where the branches split represent the divergence of those groups. The question mentions a fossilized fish that has jaws but no true bones. This fossil belongs to the group Agnatha on the cladogram.
Agnatha is a superclass of jawless fish, including hagfishes and lampreys. They are characterized by the absence of true bones, including jaws. Instead, they have cartilaginous structures to support their bodies and jaws. They are among the earliest vertebrates, with the first examples appearing in the fossil record over 500 million years ago. Their simple body plans and lack of jaws make them an important reference point in the evolution of vertebrates as a whole.
The cladogram for the jawless fish, or Agnatha, would show that this group of organisms is the basal-most group in the evolution of the vertebrates. In other words, Agnatha is the first branch on the vertebrate tree, and all other vertebrates are descended from it. Overall, it can be concluded that the fossilized fish mentioned in the question is a part of the Agnatha group on the cladogram.
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Amino acid is to protein as
this is worth 10 points. please I need help with this question.
and it's overdue
Answer:
c
Explanation:
b) Explain how the phenomena of biomagnification and bioaccumulation are related.
Read the following statements about bioaccumulation. Then answer the questions below.
A. In a lake polluted with PCBs, the contaminants accumulate in the tissues of algae living there.
B. The contaminants found in algae of the Arctic Ocean are found in even greater concentrations in the tissues of polar bears. Yet polar bears do not feed on algae.
C. The tissues of a raccoon were found to contain a contaminant that came from the water the raccoon drank in a local dump.
D. The soil in a field contains 2 ppm of mercury. However, among certain earthworms in the soil, the mercury concentration is over 10ppm.
a) Which statement or statements refer specifically to bioconcentration?
b) Which statement or statements refer specifically to biomagnification?
c) Which statement or statements refer neither to bioconcentration nor to biomagnification, but only to bioaccumulation?
a) Statement B refers specifically to bioconcentration.
b) Statement B refers specifically to biomagnification.
c) Statements A, C, and D refer neither to bioconcentration nor biomagnification, but only to bioaccumulation.
Bioaccumulation, bioconcentration, and biomagnification are related phenomena that involve the accumulation of substances or contaminants in organisms.
Bioconcentration refers to the process by which a substance or contaminant accumulates at higher concentrations in the tissues of an organism compared to the surrounding environment. In the given statements, statement B refers specifically to bioconcentration. It states that contaminants found in algae of the Arctic Ocean are found in even greater concentrations in the tissues of polar bears.
Biomagnification, on the other hand, is the process by which the concentration of a substance or contaminant increases at higher trophic levels in a food chain. In the given statements, statement B also refers to biomagnification. It mentions that contaminants found in algae are present in even greater concentrations in the tissues of polar bears, which indicates the transfer and accumulation of contaminants through the food chain.
Statements A, C, and D refer to bioaccumulation, which is a general term encompassing the accumulation of substances in the tissues of organisms. Statement A mentions the accumulation of contaminants in the tissues of algae, statement C refers to a contaminant found in the tissues of a raccoon, and statement D describes the higher concentration of mercury in certain earthworms compared to the soil.
In summary, statement B refers to both bioconcentration and biomagnification, while statements A, C, and D refer to bioaccumulation.
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Suppose my utility function for asset position x is given by u(x) = √x /100. I now have $20,701 and am considering the following two lotteries: L1: With probability 0.5 I gain $10000 With probability 0.5 I lose $10000 L2: With probability 0.85 I gain $3,317 With probability 0.15 I lose $8,029 What is the risk premium of L2 ? Round your answer to the nearest integer. _______
The risk premium of L2 is $1,966.
To calculate the risk premium, we need to compare the expected utility of the certain outcome (keeping the initial $20,701) with the expected utility of the lottery outcome.
For L1:
Expected utility = (0.5 * u(20,701 + 10,000)) + (0.5 * u(20,701 - 10,000))
For L2:
Expected utility = (0.85 * u(20,701 + 3,317)) + (0.15 * u(20,701 - 8,029))
Using the utility function u(x) = √x / 100, we can calculate the expected utility for each lottery.
For L1:
Expected utility = (0.5 * (√(20,701 + 10,000) / 100)) + (0.5 * (√(20,701 - 10,000) / 100))
For L2:
Expected utility = (0.85 * (√(20,701 + 3,317) / 100)) + (0.15 * (√(20,701 - 8,029) / 100))
To find the risk premium, we compare the expected utility of L2 with the expected utility of the certain outcome:
Risk premium = Expected utility of L2 - Expected utility of certain outcome
Expected utility of certain outcome = u(20,701)
Risk premium = Expected utility of L2 - u(20,701)
By evaluating the expressions, we find that the risk premium of L2 is approximately $1,966.
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Peristalsis, the squeezing action of the digestive muscles, is an example of this type of muscle.
The squeezing action of the digestive muscles is an example of smooth muscle. Peristalsis is a wavelike, rhythmic contraction of the smooth muscles that lines the walls of the digestive tract from the esophagus to the anus.
Smooth muscle fibers, unlike skeletal muscle fibers, lack striations and are not under voluntary control. Smooth muscle cells are spindle-shaped and possess only one nucleus. They are capable of contracting forcefully and rapidly for extended periods of time, but they are not as powerful as skeletal muscle fibers.
The digestive system's peristaltic contractions occur in response to the food bolus and are crucial for the efficient and timely passage of ingested material through the gastrointestinal (GI) tract.
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An unusual type of fossil clam is found in rock layers high in the Swiss Alps. The same type of fossil clam is also found in the Rocky Mountains of North America. From this, scientists Conclude that glaciers carried the fosils up the mountains. Othe Rocky Mountains and the Swiss Aips are both volcanic in origin clams once lived in mountains, but have since evolved into sea-dwelling creature. O1 the layers of rocks in which the fossis were found are from the same geologic age
Answer:
The layers of rocks in which the fossils were found are from the same geologic age
Explanation:
Answer:
the answer is d
Explanation:
i did the test
D = 3 g/mL
V = 100 mL
M = __ g
Answer:
300g
Explanation:
Density = Mass/ Volume
so 3=M/100
M=300 g
Answer:
300 g
Explanation:
The formula for mass is:
Mass= Density x Volume.
So,
? = 3 g/mL x 100 m/L
The answer is:
300 g = 3 g/mL x 100 mL
Voice pitch is an inherited trait. Which family group is most likely to occur?
Two high-pitched voiced parents have a child with a low-pitched voice.
Two medium-pitched voiced parents have a child with a high-pitched voice.
A low-pitched parent and a high-pitched parent have a child with a medium-pitched voice.
A high-pitched parent and a low-pitched parent have a child with a high-pitched voice.
Answer:
C. A low-pitched parent and a high-pitched parent have a child with a medium-pitched voice.
Explanation:
I just took the test on edge and got it right.
Answer:
c
Explanation:
i hope this helps!
What do enzymes lower, allowing reactions to occur at body temperature?
Enzymes lowers the activation energy of the reaction, which is the energy that must be supplied before the reaction would take place.
What are enzymes?Enzymes are proteins that help speed up metabolism, or the chemical reactions in our bodies. They build some substances and break others down. All living things have enzymes.
Enzymes are proteins that act as biological catalysts by accelerating chemical reactions. The molecules upon which enzymes may act are called substrates, and the enzyme converts the substrates into different molecules known as products.
An enzyme is a biological catalyst and is almost always a protein. It speeds up the rate of a specific chemical reaction in the cell. The enzyme is not destroyed during the reaction and is used over and over.
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explain the glycemic index (gi) and how it impacts the digestion of carbohydrates within the human bod
The glycemic index (GI) is a measure of how quickly carbohydrates are broken down and absorbed in the body. The GI scale ranges from 0 to 100. Carbohydrates that are quickly broken down and absorbed, causing a rapid increase in blood sugar levels, have a high GI score.
Those that are more slowly digested and absorbed, causing a slower and more gradual increase in blood sugar levels, have a low GI score.The impact of the glycemic index on digestion is that it affects the speed at which carbohydrates are digested and absorbed in the body. High GI foods cause a rapid increase in blood sugar levels, which can lead to a quick release of insulin, a hormone that helps regulate blood sugar levels. This can cause a drop in blood sugar levels shortly after eating, leading to hunger and cravings for more food.
Low GI foods, on the other hand, are digested and absorbed more slowly, causing a slower and more gradual increase in blood sugar levels. This can help regulate blood sugar levels and prevent hunger and cravings.
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describe regulation of thyroid hormone secretion by hypothalamus and anteriorpituitary, and understand disorders associated with thyroid hormone production
The thyroid gland secretes two primary hormones: thyroxine (T4) and triiodothyronine (T3), which regulate metabolism and cellular growth throughout the body.
The hypothalamus and anterior pituitary gland work together to regulate the release of these hormones from the thyroid gland.Thyroid-stimulating hormone (TSH) is produced by the anterior pituitary gland in response to thyrotropin-releasing hormone (TRH) produced by the hypothalamus.
Thyroiditis refers to inflammation of the thyroid gland, which can cause either hypo- or hyperthyroidism depending on the underlying cause. Dysfunction of the thyroid gland can lead to a range of disorders, highlighting the importance of proper regulation and treatment when necessary.
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hich of the following statements about crossovers are true? please select all that apply. group of answer choices crossover number and location is regulated crossover location is consistent in a given organism successful meiosis is not dependent on crossovers crossover number is consistent in a given organism
Crossover is the exchange of genetic information between homologous chromosomes during meiosis. The following statements about crossovers are true:1.
Crossover location is consistent in a given organism.2. Successful meiosis is not dependent on crossovers.Crossovers occur between homologous chromosomes, and their location is consistent in a given organism, meaning that specific genes will always crossover at the same location.
Crossover number, on the other hand, varies between different organisms and even within individuals, making it inconsistent. Successful meiosis can still occur even if crossovers do not happen, but they do increase genetic variation among offspring, so they are essential for the diversity of species.
Therefore, the correct options are:a) Crossover location is consistent in a given organism.b) Successful meiosis is not dependent on crossovers.
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Crossovers are a crucial process that takes place during the meiosis phase of cell division. They lead to the production of new and genetically diverse gametes, which is important for the survival of a species.
Some of the significant statements about crossovers are listed below:Crossover number and location are regulated: The number and location of crossovers during the meiosis stage are regulated by the cell and not random. DNA sequences termed recombination hotspots exist along the chromosomes, which dictate the location and frequency of crossovers.
Crossover location is consistent in a given organism: During the meiosis phase, the crossover location is consistent within the same species. For instance, if a crossover event occurs between the first and second gene in one human parent, the same cross-over event is also likely to happen in the other parent. Successful meiosis is not dependent on crossovers
Crossovers can generate new combinations of alleles, but successful meiosis is not wholly dependent on their occurrence. They just increase the number of different possible gamete genotypes.Crossover number is not consistent in a given organism: Crossover numbers are not constant within the same species.
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according to the neurodevelopmental hypothesis, schizophrenia is based on abnormalities in the nervous system which develop during:
According to the neurodevelopmental hypothesis, schizophrenia is based on abnormalities in the nervous system that develop during prenatal development.
More than 100 genetic variants have been linked to the onset of schizophrenia, and the majority of these genes are involved in the development of the nervous system.Schizophrenia is a chronic mental disorder characterized by abnormal social conduct, delusions, and hallucinations, as well as disorganized thinking. According to the neurodevelopmental theory of schizophrenia, abnormalities in the early formation of the nervous system, especially during the prenatal period, lead to later abnormalities in brain structure and function that cause the onset of symptoms.In addition,
research suggests that early environmental factors such as prenatal stress, malnutrition, maternal infection, and substance abuse may also contribute to the development of schizophrenia.Overall, the neurodevelopmental hypothesis proposes that schizophrenia is the result of complex interactions between genetic and environmental factors that influence the development of the nervous system.
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Describe crossing-over. When does crossing-over occur?
Answer:
Crossing over is the swapping of genetic material that occurs in the germ line. During the formation of egg and sperm cells, also known as meiosis, paired chromosomes from each parent align so that similar DNA sequences from the paired chromosomes cross over one another.
Explanation:
Answer:
since I am a year late I want pts
Explanation:
Anyways it is the first of may of 2021 soooo like this question was in October.
