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Sladkaya [172]
4 years ago
6

The third step is the phosphorylation of fructose-6-phosphate, catalyzed by the enzyme phosphofructokinase. A second ATP molecul

e donates a high-energy phosphate to fructose-6-phosphate, producing fructose-1,6-bisphosphate. In this pathway, phosphofructokinase is a rate-limiting enzyme. It is active when the concentration of ADP is high; it is less active when ADP levels are low and the concentration of ATP is high. Thus, if there is "sufficient" ATP in the system, the pathway slows down. This is an example of _____________
Biology
1 answer:
algol134 years ago
4 0

Answer:

It is called feedback regulation.

Explanation:

It is used when a product of the reaction is used for regulate the reaction. Therefore when there is enough product like ATP in this situtation, there is no need to run the reaction.

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Duchenne muscular dystrophy could theoretically be cured if a technique was developed that would _________.
stepan [7]
The choices can be found elsewhere and as follows:

strengthen the dystrophin proteins that are present in the patient's muscle fibers
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strengthen the thick and thin filaments in the patient's muscle fibers
<span>none of the above
</span>
The correct answer would be the last option. None of the above choices would complete the sentence. Hope this answers the question. Have a nice day.
6 0
3 years ago
Carrier proteins are used in active transport true or false
Charra [1.4K]

Answer:

True

Explanation:

Unlike channel proteins which only transport substances through membranes passively, carrier proteins can transport ions and molecules either passively through facilitated diffusion, or via secondary active transport.

4 0
3 years ago
A friend receives the results of a urine test and finds that dissolved nutrients, such as amino acids and glucose, are present i
DerKrebs [107]

Answer:

Proximal tubules.

Explanation:

The proximal tubules make up a significant portion of the kidneys and they are also the site of<em> active solute secretion, hormone production, and many of the metabolic functions of the kidney</em>. This segment of the nephron in kidney has two main functions: absortion and secretion. <em>A hundread percent of organic solutes, such as glucose and amino acids are reabsorbed</em><em>, that's why they should not be present in his urine.</em>

8 0
3 years ago
According to the World Population Growth graph, which best describes the human population growth after the Industrial Revolution
Rama09 [41]

Answer:

negative

Explanation:

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What are two important steps during Prophase, Metaphase, Anaphase, Telophase, Cytokinesis?
loris [4]

During mitosis, when the nucleus divides, the two chromatids that make up each chromosome separate from each other and move to opposite poles of the cell. This is shown in Figure below. Mitosis actually occurs in four phases. The phases are called prophase, metaphase, anaphase, and telophase

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3 years ago
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