Which factor makes enzymes well-suited to the role of catalyst in a biochemical reaction?

A)Enzymes do not affect the energy of a reaction.

B)Enzymes slow down reactions so products can form.

C)Enzymes can be reused because they do not permanently bond with substrate.

D)Enzymes can only bind to other enzymes so the same product is formed each time.

Chromosome 11 is where the genetic material that causes Jacobsen syndrome is lost.  A mutation that causes a human to have 11 Ptosis is Jacobsen syndrome.

Chromosome 11 is where the genetic material that causes Jacobsen syndrome is lost. Jacobsen syndrome is also known as 11q terminal deletion disease since this loss affects the long (q) arm of chromosome 11.

Ptosis may be caused by enlargement of the lid, injury to the nerve that regulates the eyelid muscles, issues with muscular strength (as in myasthenia gravis), or a combination of these.

By regulating ipsilateral eye movements, pupil constriction, and elevation of the upper eyelid, the oculomotor (third) cranial nerve contributes significantly to the function of the efferent visual system. As a result, damage to the third cranial nerve may result in diplopia, pupil mydriasis, and/or ptosis of the upper eyelid.

Therefore, the correct answer is Jacobsen syndrome.

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Answer: E. cell structure, function, and life histories

Explanation:

The best answer choice is E because cytology is the study of the structure, function, and pathology along with cell origin.

Answer: D. all of the above

Explanation:

Answer: Turn the rotating nosepiece.

Explanation:

Answer:

Bacteria living in a freshwater stream that are moved to salty seawater would (D). Shrivel as a result of the move

Answer: Old rusted boat or stretching an elastic. If your good at math can you please help me and provide an explanation. Olivia has read 40 pages of a 70 page book, 60 pages of an 85 page book and 43 of a 65 page book. What is the percentage of pages Olivia has not read?

Explanation:

Answer:

element of ecosystem

Explanation:

This are climate ,natural vegetation

An induced fit is occured when the substrate binds to the enzyme and the active site undergoes a change in shape.

Matching an enzyme's active site to its substrate is not like two puzzle pieces that fit together (as scientists once thought in an old model called the "lock and key" model). Instead, the enzyme changes shape slightly when it binds to its substrate, resulting in an even tighter fit.

The current theory, known as the induced fit model, states that when an enzyme binds to a substrate molecule, it undergoes a conformational change such that only after substrate binding does the active site conform to a shape complementary to that of the substrate, as has been shown for hexokinase. is shown to have

Induced adaptation refers to the shape and conformation of enzymes changing over time in response to substrate binding. This allows the enzyme to catalyze, lower the activation energy barrier, and increase the rate of completion of the reaction.

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Answer: Plants use all of the glucose they produce for respiration. All of the oxygen released in photosynthesis is released by plants; some of it is needed for anaerobic respiration. Because there is a net release of oxygen, we have an oxygen-rich atmosphere on Earth to support other animals. Animals can’t use solar energy directly, but plants convert solar energy into kinetic energy in the form of glucose and other organic molecules and this transfers through the food chain to animals.

Explanation Corrected version

Plants do not use all of the glucose they produce for respiration. All of the oxygen released in photosynthesis is released by plants; some of it is needed for aerobic respiration. Because there is a net release of oxygen, we don't have an oxygen-rich atmosphere on Earth to support other animals. Animals can’t use solar energy directly, but plants convert solar energy into chemical energy in the form of glucose and other organic molecules and this transfers through the food chain to animals.

The pyloric sphincter regulates food passage from the small intestine into the stomach. The given statement is  true.

The pylorus, which joins the stomach and duodenum, is a structure found in the stomach. The initial part of the small intestine is called the duodenum. The pylorus and duodenum work in tandem to aid in the passage of food through the digestive tract.

The pyloric sphincter is a smooth muscle band that regulates the passage of partially digested food as well as digestive fluids from either the pylorus into the duodenum.

A sort of passageway between the stomach and the small intestine is provided by the pyloric sphincter. It enables the stomach's contents to go into the small intestine. Furthermore, it prevents digestive juices and partially digested food going returning towards the stomach.

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A zwitterion is a molecule that contains both positive and negative charges, making it electrically neutral. This is because the molecule has both an acidic and basic functional group.

In the case of amino acids, zwitterions are formed at a pH close to their isoelectric point (pI), which is the pH at which the molecule has no net charge. At this pH, the amino acid molecule exists in its zwitterionic form.

In terms of charges on the amino acid, a zwitterion contains a positively charged amino group (-NH3+) and a negatively charged carboxyl group (-COO-), which are present on the same molecule. These charges are equal in magnitude and opposite in sign, resulting in a net neutral charge for the molecule.

This makes zwitterions important in biological systems, as they allow for the formation of stable ionic interactions without contributing to changes in the overall charge of the system. Overall, the formation of zwitterions is important for the function and stability of amino acids in biological systems.

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Glycolysis and gluconeogenesis, as well as the key metabolites and enzymes involved in each process.

Glycolysis:

Glycolysis occurs in the cytoplasm of cells and is the first step in cellular respiration.

It involves the conversion of glucose (6-carbon sugar) to pyruvate (2-carbon molecule) and the production of ATP (energy) and NADH (electron carrier).

The key metabolite is glucose, and the dual functioning enzyme is hexokinase, which phosphorylates glucose to glucose-6-phosphate.

Glycolysis is inhibited by high concentrations of glucose.

Gluconeogenesis:

Gluconeogenesis occurs in the liver and kidneys and is the process of converting non-carbohydrate molecules into glucose.

It involves the conversion of non-carbohydrate molecules (such as lactate, glycerol, and alanine) to glucose and the production of ATP and NADH.

The key metabolite is pyruvate, and the dual functioning enzyme is phosphoenolpyruvate carboxykinase (PEPCK), which converts pyruvate to phosphoenolpyruvate (PEP).

Glycolysis is promoted by low concentrations of glucose.

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When lactose is not present in the lactose, E. coli undergoes a specific response to adapt to this change. In this situation, the genes that produce the enzymes needed to break down lactose are not expressed. This means that the E. coli cells will not produce the enzymes necessary for metabolizing lactose, allowing them to conserve energy and resources.

The process occurs through a regulatory mechanism called the lac operon. The lac operon is a set of genes responsible for the production of enzymes involved in lactose metabolism, such as beta-galactosidase, permease, and transacetylase. When lactose is absent, a protein called the lac repressor binds to the operator region of the lac operon, preventing the expression of these genes.
The lac repressor is sensitive to the presence of lactose in the environment. When lactose is available, it binds to the lac repressor, causing a conformational change in the protein structure. This change in the lac repressor makes it unable to bind to the operator region, allowing the transcription of the genes in the lac operon and subsequent production of enzymes needed for lactose breakdown.
In summary, when lactose is not present, E. coli cells do not express the genes that produce the needed to break down lactose. Instead, the lac repressor protein prevents their expression, allowing the cells to conserve energy and resources. It is essential to note that E. coli can survive without lactose, as it can metabolize other sugars and nutrients available in its environment.

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Cellular respiration is a very important process for organisms because it is from it that part of the energy necessary for survival is generated.

In respiration, we consume oxygen and glucose and form carbon dioxide, energy, and water as products.

Therefore, we can say that the reactants of cellular respiration are oxygen and glucose. Therefore, option "D" is the answer.

Single-stranded binding proteins (SSBs) bind to and influence the activity of various proteins involved in replication, recombination, and repair in addition to stabilizing single-stranded DNA.

SSBs prevent the creation of secondary structure in ssDNA that could impede polymerases, shield ssDNA from nucleases until it can be replicated, and bind specifically to a number of other replication proteins, such as polymerases, primases, and gp59 in the T4 system, to modify their activities.

Single-stranded DNA-binding proteins firmly adhere to the single-stranded DNA of the lagging strand that the helicase generated. This protein is a tetramer called single-stranded-binding (SSB) protein found in E. coli that the ssDNA winds around.

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The substance, needed for protein synthesis, that is carried into a leaf from the stem is nitrate. Nitrate is an essential nutrient that plants use to produce amino acids and proteins. It is a part of the nitrogen cycle and is used in chloroplasts to create essential proteins.Option B is correct

The process of protein synthesis takes place in chloroplasts of the leaves of plants where nitrogen, along with other elements, is utilized to produce proteins. Nitrogen, in the form of nitrate, is an essential element required by the plant for the synthesis of amino acids and proteins.

Plants obtain nitrate through the soil from the water they absorb through their roots. It is transported from the roots to the leaves through the xylem vessels, which form a continuous pipeline from the roots to the stem and leaves of the plant. The process of protein synthesis is important for the growth and development of plants.

It is essential for the production of enzymes, hormones, and structural components such as cell walls and membranes. Nitrate is, therefore, a critical substance for protein synthesis and the growth and development of plants. Option B is correct

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Answer:

C

Explanation:

Allosteric site of Pyruvate dehydrogenase when Oz levels are low in the cell is bind by B. Pyruvate

Pyruvate dehydrogenase is the enzyme responsible for catalyzing the conversion of pyruvate to acetyl-CoA. Pyruvate dehydrogenase is inhibited when oxygen levels are low in the cell. The enzyme is regulated by phosphorylation by pyruvate dehydrogenase kinase and dephosphorylation by pyruvate dehydrogenase phosphatase. The allosteric site of pyruvate dehydrogenase kinase is bound by NADH, acetyl-CoA, and ATP, while the allosteric site of pyruvate dehydrogenase phosphatase is bound by ADP.

These binding sites help regulate the activity of pyruvate dehydrogenase in response to changes in the energy status of the cell. The allosteric site of Pyruvate dehydrogenase when Oz levels are low in the cell is bound by NADH. When oxygen levels are low, there is an increase in NADH concentration due to the lack of aerobic respiration and the buildup of pyruvate. NADH acts as a negative regulator of pyruvate dehydrogenase by binding to its allosteric site, inhibiting its activity. So therefore the correct answer is B. Pyruvate is bind allosteric site of Pyruvate dehydrogenase when Oz levels are low in the cell .

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Aerobic Process: Oxygen, Carbon Dioxide by-product

Anaerobic Process: Carbon Dioxide, Fermentation

Both: Produces ATP, Takes place in cells

All organisms go through the metabolic process of breathing. It is a biological process that takes place inside of an organism's cells. The breakdown of glucose in this process results in the production of energy (ATP-Adenosine triphosphate), which is then utilised by cells to carry out numerous tasks. Respiration is a function of all living things, from simple single-celled creatures to dominant multicellular ones.

Let's take a closer look at the various types of respiration that organisms engage in.

Aerobic Respiration

It is a sort of energy-producing cellular respiration that occurs when there is oxygen present. Within the cells of both animals and plants, it is an ongoing process. The chemical equation can be used to describe this process:

Oxygen (6O2) + Glucose (6H12O6) + Carbon dioxide (6CO2) + Water (6H2O) + Energy (ATP)

Anaerobic Respiration

In the absence of oxygen, it is a sort of cellular respiration that generates energy. Anaerobic respiration's chemical formula is

Alcohol 2(C2H5OH) + Carbon dioxide 2(CO2) + Energy = Glucose (C6H12O6) (ATP )

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Answer:

C, bacteria

Explanation:

Answer:

the answer is bacteria hope it helps

Answer:

Nitrate fertilizing

Explanation:

RNA and DNA - Nucleic Acids. They contain instructions for a cell's proper operation as well as the genetic code for that cell. Deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) are the two primary forms of nucleic acids .

All living things, from single-celled bacteria to multicellular animals, have DNA as their genetic makeup. Protein synthesis is primarily carried out by RNA, the other kind of nucleic acid. Nucleotides are the monomers that make up DNA and RNA. A polynucleotide, such as DNA or RNA, is created when the nucleotides unite. The three parts that make up each nucleotide are a nitrogenous base, a pentose (five-carbon) sugar, and a phosphate group. A nucleotide's nitrogenous bases are each joined to sugar molecules that are joined to phosphate groups by sugar molecules.

Nitrogenous base: A nitrogen-containing molecule with base-like chemical characteristics.

Nitrogenous bases found in DNA,

With one exception, the nitrogenous bases found in RNA

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Answer:

C

Explanation:

heat is nonliving, whilst the fish is a living being. this describes a fish needing a certain temperature to it's climate to live in acceptable conditions.

Answer:

C

Explanation:

heat is nonliving, whilst the fish is a living being. this describes a fish needing a certain temperature to it's climate to live in acceptable conditions.

A neuron in the visual cortex codes for vertical lines. It will represent the presence of a vertical line by: increasing its firing rate to its highest frequency of firing.

The correct option is A.

The basic building blocks of the brain and nervous system are neurons (also known as neurones or nerve cells). Neurons are the cells that receive sensory information from the outside world, give motor orders to our muscles, and convert and relay electrical impulses at each stage along the way.

The principal area of the brain responsible for receiving, integrating, and processing visual information received from the retinas is known as the visual cortex. It is located in the most backward part of the brain, in the main cerebral cortex's occipital lobe.

The complete question is:

A neuron in the visual cortex codes for vertical lines. It will represent the presence of a vertical line by:

A) increasing its firing rate to its highest frequency of firing

B) increasing the size of action potentials to their greatest amplitude (wave height)

C) increasing the duration of action potentials to their greatest duration

D) increasing the delay between action potentials to the maximum possible delay

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To classify only 2.5% of healthy individuals as having "abnormally high" potassium levels, the cutoff level should be approximately 19.2 mg/100 ml.

To determine the cutoff level for classifying potassium levels as "abnormally high" while minimizing false positives, we need to find the value that corresponds to the upper 2.5% of the normal distribution.

In a standard normal distribution, 2.5% of the area lies in the right tail, which corresponds to the extreme high end. Using a z-table or a statistical calculator, we can find the z-score that corresponds to the upper 2.5% of the distribution. In this case, it is approximately 1.96 (rounded to two decimal places).

To convert the z-score to an actual potassium level, we can use the formula: observed value = mean + (z-score * standard deviation). Plugging in the values, we get: observed value = 17.0 + (1.96 * 1.0) = 19.16 mg/100 ml.

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Answer:

Lactose dehydrogenase is an enzyme found in most living organisms responsible for the conversion of pyruvate, the end product of glycolysis, into lactic acid.

(a condition that affects how the body breaks down sugar to use as energy in muscle cells. )

Explanation:

If the new gene "works", then it will synthesize a missing enzyme or structural protein. A gene is a protein-coding nucleotide (DNA) sequence.

A gene is a fragment of DNA that is used by the cell to create a complementary mRNA sequence by a process called transcription.

Subsequently, this mRNA is then used to synthesize a protein by a process called translation.

When a gene is defective, a change in the nucleotide sequence (i.e., a mutation) can restore normal gene function and thus produce a functional protein.

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In a cross between a blue-eyed oohh woman and a blue-eyed oohh man, what eye color will the progeny have blue eye color.

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Answer:

a

Explanation:

Rocks change its size, volume, or shape because of weather, as well as tectonic pressure.