The chemical processes that occur within a cell are affected by many factors. Optimum cell function occurs within a narrow range of conditions.


Which combination of factors would curtail cell function?

I. pH
II. density
III. salinity
IV. temperature

Answer:

Pretty sure the answer is Probability.

Answer:

lung

Explanation:

gills for fish

How Are Photosynthesis & Cellular Respiration Related?

Function. Only autotrophic organisms like plants, algae and some bacteria can perform....

Photosynthesis. During photosynthesis light energy from the sun causes carbon dioxide...

Cellular Respiration. Respiration requires glucose and oxygen to make carbon dioxide and water.

Please read more into it at the below website How Are Photosynthesis & Cellular Respiration Related ...

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Answer:

The process of photosynthesis can be defined as the process by which the the plants make food.

This food is produced when a chemical reaction takes place in the leaves where the carbon dioxide, water in the presence of sunlight is converted into glucose and oxygen.

This glucose and oxygen is used in the process of cellular respiration where the glucose is broken down ad the energy obtained is stored in the form of adenosine tri phosphate in the presence of oxygen.

c is the answer to this question

Answer:

The answer is A. Animal deaths

Explanation:

Just got it right on my assignment hope this helps :)

The procedure of dialysis maintains the body in balance by withdrawing waste, extra water, and salt by preventing them from accumulating up in the body when the kidneys fail. It helps in maintaining a safe level of some kinds of chemicals in the blood, like sodium, potassium, and bicarbonate. It helps in monitoring blood pressure.  

Hence, dialysis helps in performing a function for the circulatory system of the body.  

the answer is faster

Hey there if you mean the picture from edgeunity

The two  molecules will leave the cycle. and  the other molecules would be used to make organic molecules. Also the Calvin cycle has three stages.The RuBisCO will incorporates carbon dioxide into an organic molecule. The organic molecule would be reduced.Then finally the molecule that starts the cycle, would be forming so that the cycle can continue.

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The Calvin cycle involves three stages: fixation, which incorporates CO2 into an organic molecule; reduction, which reduces the organic molecule using NADPH; and regeneration, wherein the RuBP molecule is regenerated. The cycle converts atmospheric CO2 into carbohydrates, and must complete several turns to produce glucose.

The Calvin cycle, part of the photosynthesis process, involves three stages: fixation, reduction, and regeneration. If a part has been removed from the diagram, it possibly pertains to one of these stages. The initial step, fixation, involves the enzyme RuBisCO incorporating carbon dioxide into an organic molecule, 3-PGA. For reduction, this organic molecule is reduced using electrons supplied by NADPH. In the final regeneration stage, RuBP, the molecule that starts the cycle, is regenerated to facilitate the continuation of the cycle.

In these steps, CO₂ from the atmosphere is converted into carbohydrates using ATP and NADPH energy. A cycle must be completed three times to produce a three-carbon GA3P molecule, and six times for a six-carbon glucose molecule. Notably, the cycle requires energy input from 12 ATP molecules and 12 NADPH molecules for the reduction step, and 6 ATP molecules for the regeneration phase.

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Protein can be categorized into two types: complete and incomplete proteins.

Proteins are made up of smaller units, called amino acids.

Complete proteins contain all of the amino acids your body needs and include meat, fish, poultry, dairy, and soy products.

The correct answer is C. Insert the gene into bacteria.

To produce a protein from a gene, one common method is to use recombinant DNA technology. In this process, the isolated gene responsible for the protein of interest is inserted into a host organism, often bacteria or yeast, which can then produce the protein.

Here's how it works:

1. **Isolate the gene:** The scientist has already isolated the gene responsible for the protein found in chicken liver.

2. **Insert the gene into bacteria:** The isolated gene is inserted into a bacterial host's DNA. This is typically done using a plasmid, a small, circular piece of DNA that can be easily manipulated and introduced into bacteria.

3. **Expression:** The bacteria, now containing the gene of interest, can be cultured and induced to express the protein. This is often achieved by adding certain chemicals or changing the growth conditions in a way that triggers the bacterial cells to produce the protein.

4. **Protein production:** As the bacterial cells grow and divide, they produce the protein encoded by the inserted gene. This protein can then be harvested and purified for further study or use.

Options A and B ("use reverse transcriptase on the gene" and "mix gene with a cDNA probe") are not the standard methods for protein production. Reverse transcriptase is used to convert RNA into complementary DNA (cDNA) and is typically employed in the generation of cDNA libraries for studying gene expression, while cDNA probes are often used in hybridization experiments to detect the presence of specific RNA molecules. Option D ("Find all the mRNA produced by the liver") is related to studying gene expression but doesn't directly produce the protein of interest.

Not necessarily. Monkeys have the same DNA as us

Hope that helps feel free to ask more questions

Brainliest??

Final answer:

Yes , Humans are considered the most intelligent species due to their cognitive abilities. Other animals like apes and dolphins also exhibit significant intelligence. Humans' unique ability to reflect on the universe sets them apart, although intelligence varies across species and comes with different adaptations and costs.

Explanation:

In the animal kingdom, humans are often considered the most intelligent species due to their large and complex brains, which allow for a remarkable capacity for abstract thought, language, introspection, problem-solving, and culture. This high intelligence enables humans to learn behaviors to an extent unmatched by any other species. However, other animals also showcase significant intelligence; for example, apes, such as chimpanzees and gorillas, are capable of learning behaviors and using tools. Additionally, other species like dolphins, octopuses, and ravens have demonstrated the ability to solve complex problems, indicating that intelligence has evolved in multiple forms across different branches of the animal kingdom.

While Homo sapiens may appraise themselves as the most intelligent beings, it's important to note that intelligence comes at an energy cost and evolves incrementally. Moreover, other animals may possess strengths and adaptations in different areas where humans may not be as competent, emphasizing the diverse spectrum of intelligence found in nature.

Our evolutionary cousins, such as orangutans, share human-like traits and behaviors, underpinning our shared genetic heritage. Regardless, humans' ability to understand and question the world and universe at large is a unique quality that sets our species apart. The continuous advancements in various fields through human intellect suggest that, at least for now, humans are the only known species with such a heightened level of cognitive complexity.

Answer:

The answer is C. energy

Explanation:

Answer:

c) energy i took it on usatestprep

b its b i know this question african

Answer:

Pacific

Explanation:

Warm air rises, creating a low pressure region, and cool air sinks, creating a high pressure zone. Air flowing from areas of high pressure to low pressure creates winds. Air moving at the bases of the three major convection cells in each hemisphere north and south of the equator creates the global wind belts.

Warm air rises, creating a low pressure region, and cool air sinks, creating a high pressure zone. Air flowing from areas of high pressure to low pressure creates winds. Air moving at the bases of the three major convection cells in each hemisphere north and south of the equator creates the global wind belts.?

One of these is called the leading strand, and it is replicated continuously in the 3' to 5' direction. The other strand is the lagging strand, and it is replicated discontinuously in short sections. These sections are called Okazaki fragments, and they are short lengths of DNA.

The leading strand in DNA replication is synthesized continuously in one direction, while the lagging strand is synthesized in segments due to their antiparallel structure, creating Okazaki fragments.

The leading strand and the lagging strand are two terms used to describe the way in which DNA replication occurs. DNA replication is a process that is integral to the biological function of living organisms.

The leading strand is synthesized continuously in the 5' to 3' direction. DNA contains two strands which are antiparallel - meaning they run in opposite directions. Due to the nature of the DNA polymerase enzyme which can only add nucleotides in the 5' to 3' direction, one strand - the leading one, can be replicated continuously in the same direction as the replication fork advances.

The lagging strand, however, is replicated in segments known as Okazaki fragments due to the antiparallel directionality of the DNA strands. The creation of these short, separate Okazaki fragments is then later joined together to make the complete strand.

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The correct answer is 4. Being startled is a reflexive action, and waving to a friend is a voluntary action.

Reflexive action occurs involuntarily in a response to a stimulus whereas, a voluntary action is consciously done by a person. The person has total control on the action. A voluntary action is controlled by the brain and involuntary action is controlled by the spinal cord.

Therefore, in the given question, being startled is a reflexive action, and waving to a friend is a voluntary action.

Answer:

Being startled is a reflexive action, and waving to a friend is a voluntary action.

Explanation:

Getting startled is a quick response that doesn’t require thinking. So, it’s a reflex action. On the other hand, waving is a voluntary action that requires thinking and coordination between the brain and the muscles.

Answer:

A protein kinase is an enzyme which catalysis the phosphorylation reaction.

The phosphorylation can either activate or deactivate other proteins or receptors.

A protein kinase cascade refers to the series of events in which a chain reaction of phosphorylation takes place by which thousands of proteins are phosphorylated.

It helps in signal transduction through which signals (usually hormone) from outside the cell are amplified and transferred to the target molecule present inside the cell.

For example, tyrosine kinase cascade.

A protein kinase cascade is a process in signal transduction where a protein kinase enzyme initiates a series of phosphorylation reactions, triggering cellular responses. It enhances the efficiency and speed of the hormonal response and leads to significant changes in the cell's environment. This process amplifies the original signal, leading to precise and quick cellular responses.

A protein kinase cascade is a crucial biological process in signal transduction within a cell, contributing to cellular responses to external stimuli. This process gets triggered by the activation of a protein kinase enzyme which initiates a series of reactions. These reactions involve the phosphorylation of specific molecules by enzymes known as kinases. In other words, the kinases add phosphate groups to proteins, resulting in changes in the proteins' shape and hence activating or inactivating them. Second messengers, examples being cAMP and Ca²+, are often utilized to transmit signals within a cell.

This kinase cascade boosts the efficiency, speed, and specificity of the hormonal response. It can initiate thousands of signaling events almost instantly, even in response to a very low concentration of hormones in the bloodstream. Subsequent to the ligand binding to the cell surface receptor, this sets off a chain of events, leading to a reaction that causes changes in the cell's environment. These changes could include an increase in metabolism or specific gene expression amongst others. Ultimately, the original signal gets amplified and precise responses are generated rapidly.

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Let the Total Number of Nests the Group found in the Season be : N

Given : 40% of the Total Nests the Group found in the Season = 28

[tex]\mathsf{\implies 40\% \;of\;Total\;Nests(N) = 28}[/tex]

[tex]\mathsf{\implies (\frac{40}{100} \times N) = 28}[/tex]

[tex]\mathsf{\implies (\frac{4}{10} \times N) = 28}[/tex]

[tex]\mathsf{\implies N = (\frac{28 \times 10}{4})}[/tex]

[tex]\mathsf{\implies N = (7 \times 10)}[/tex]

[tex]\mathsf{\implies N = 70}[/tex]

The Total Number of Nests the Group found during that Season : 70

the                              answer                                    is                                      B

ok bye see yaa i hope this helps

The structure in the portion of a cell membrane attached below that recognizes chemical signals is ;  ( D )  i.e. structure labelled B in the diagram

The structure in a cell that is responsible for recognizing chemical signals are known as receptors which  are Large proteins and they can be located either inside a cell or outside a cell. while cell to cell signalling involves plasma membrane junctions interacting with surface proteins present in within  cells .

Hence we can conclude that the structure that functions as chemical signal receptor is the structure labelled B in the diagram.

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Answer:

kinetic energy

Explanation:

When the molecules or atoms of a substance have high kinetic energy, the atoms/molecules move rapidly and collide frequently and harder. Most collisions are inelastic meaning that some of the energy in the collision is lost mostly as heat. This is why increasing the kinetic energy of a substance’ atoms/molecules causes the temperatures of the substance to rise. This is how heating by magnetic induction works.

Explanation:

DNA replication is a process common to both prokaryotes and Eukaryotes with few differences and similarities.

Differences:

1. Origin of replication (ori) : is a sequence of the genome where initiation of replication takes place. Prokaryotes have only single ori while eukaryotes have multiple ori as the DNA is large in eukaryotes so require multiple or to replicate whole DNA.

2. Replication site: prokaryotes lack nucleus where DNA is present in the cytoplasm while eukaryotes posses nucleus which encloses DNA. Therefore, replication takes place in cytoplasm in prokaryotes while in the nucleus in eukaryotes.

Similarities:

1. Enzymes: both posses same enzymes for DNA replication like DNA helicase, primase, polymerase.

2. The direction of synthesis: the enzyme DNA polymerase synthesizes new strand of DNA in the same direction that is 5' to 3' direction.

Thus, marked answer in the table are correct answer.

Answer:

Explanation:

I took the test

Cancer is caused by unregulated cell division, and not by any type of germ.  Cancer, therefore, could not be explained by the germ theory.  Malaria is a protozoan, HIV and flu are both viruses.

The Answer Is Heat Brainliest PLZ

Answer:

Heat

Explanation:

Heat is a form of energy (thermal energy) in transition, which is transferred by non-mechanical means due to a temperature difference.

Heat always flows from the higher temperature system to the lower temperature system.

Its nature is transitory, so it makes no sense to speak of heat stored in a system, but of heat flowing from one system or substance to another given a temperature difference.

If there is no difference in temperature, no heat will flow between systems or substances.

You haven't included answer choices, so my answer may not match up with the answers you have to choose from.  However, this has to do with the polar reversal theory, which was developed after the discovery of magnetic striations at the bottom of the Marianas Trench.  According to this theory, Earth's magnetic poles reverse every 200,000-350,000 years due to the constant recycling of Earth's crust through subduction of tectonic plates.

Answer:

A

Explanation:

hope this helps

24 peptides bonds we can form with thee arginine, tryptophan, cysteine and valine.

A peptide bond is an amide type of covalent chemical bond linking two consecutive alpha-amino acids from C1 of one alpha-amino acid and N2 of another, along a peptide or protein chain.

A peptide bond is a covalent bond formed between two amino acids. Living organisms use peptide bonds to form long chains of amino acids, known as proteins.

A peptide bond, also referred to as an amide bond, is formed between the α-nitrogen atom of one amino acid and the carbonyl carbon of a second. So-called isopeptide bonds refer to amide bonds between sidechain amines or carbonyl carbons on the side chain.

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To calculate the number of peptides that can be formed with arginine, tryptophan, cysteine, and valine, one must consider all possible combinations, with the formula 4^n, where n is the number of amino acids in the peptide chain.

The question is asking how many different peptides can be formed using the amino acids arginine, tryptophan, cysteine, and valine. To determine this, we must consider all the possible combinations these amino acids can create in a peptide chain. Each position in the peptide chain can be occupied by any one of the amino acids. Therefore, for a peptide chain of length n, the number of different peptides that can be formed is 4^n, because there are 4 choices for each position.

If we are dealing with dipeptides (chains containing only two amino acids), there are 4 choices for the first position and 4 choices for the second position, leading to 4 * 4 = 16 possible dipeptides. For tripeptides (chains containing three amino acids), the calculation would be 4 * 4 * 4 = 64 possible tripeptides. This pattern continues with the length of the peptide chain increasing. This concept also demonstrates the vast diversity possible with even a small pool of amino acids.

Salt is in rocks which goes into the sea and it evaporates