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Wewaii [24]
2 years ago
6

Phosphofructokinase is an important control enzyme. All of the following statements concerning this enzyme are true except:

Biology
1 answer:
Temka [501]2 years ago
4 0

Answer:

D) It is a coordinator of the processes of glycolysis and the Krebs cycle.

Explanation:

Phosphofrutokinase is a very important enzyme in glycolysis, as it acts as a regulating factor of the glycolytic process that catalyzes a phosphorylation: the conversion of fructose 6-phosphate and ATP into fructose 1,6-bisphosphate and ADP. This is an allosteric enzyme, which is activated by citrate and ADP, but is inhibited by the presence of ATP that endorses the enzyme that its work is not needed at the moment. Although very important in glycolysis, this enzyme is not part of the krebs cycle.

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I hope my answer has come to your help. God bless and have a nice day ahead!
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7 0
2 years ago
Read 2 more answers
A mutation is made once in every nucleotides copies
dimaraw [331]

Explanation:

A mutation is made once in every <u>10 billion</u> nucleotides copied.

During the process of cell division, spontaneous changes within the genome can arise. These mutations are errors occur when copies of the DNA within the cell are made; mutations may range from small changes called single nucleotide polymorphisms, to large scale deletions, and additions which span multiple genes.

 

Further Explanation:

 

During reproduction other events, such as crossing over during mitosis and meiosis, mutations lead to increases in genetic variation. This variation refers to the genetic characteristics present within a species. Mutations may be either beneficial or deleterious; they are maintained within cells, as they form new traits called alleles. Beneficial mutations may confer traits that increase the fitness of a species, along with ensuring survival by conferring a protective advantage- these phenotypic differences between organisms are called adaptations.

 

Sequences of DNA make up genes which can have different forms called alleles. DNA, which makes up the genotype, is transcribed into mRNA and later translated into amino acids which are linked together by rRNA to form proteins which make up the phenotype of an organism. Mutations in DNA sequences affect the corresponding mRNA and thus the protein encoded.

 

Learn more about mutations at brainly.com/question/4602376

Learn more about DNA and RNA at brainly.com/question/2416343?source=aid8411316

#LearnWithBrainly

5 0
2 years ago
How are the products represented in the chemical equation for photosynthesis?
Hunter-Best [27]
The products for photosynthesis are sugar (C6H12O6) + oxygen (6O2)
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John is a newly diagnosed diabetic that contacts the office with complaints of severe nausea and vomiting. What instructions sho
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Answer:

i think maybe that he should stop using high doses of insulin

Explanation:

it could be the fact that his blood sugar is to low

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Goryan [66]
<span>Baroreceptors are special receptors that detect changes in your blood pressure. Important baroreceptors are found in the aorta and the carotid sinus. If the blood pressure within the aorta or carotid sinus increases, the walls of the arteries stretch and stimulate increased activity within the baroreceptors.</span>
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