a-How does feedback inhibition most commonly work? 1. the final product of the b

Question

a-How does feedback inhibition most commonly work?

1. the final product of the biochemical pathway acts as a competitive inhibitor on the second enzyme used in the pathway

2. the product of the first reaction acts as a coenzyme for proteins involved in the final step in the pathway

3. the end product of the biochemical pathway acts as an inhibitor of the first step in the pathway

4. the product of the first step in the pathway combines with the last enzyme used to inhibit the overall process

b-Useful energy decreases because much energy is lost from systems in the form of
1. inhibitors
2. ATP
3. enzymes
4. sunlight
5. heat

c-Which of the following are true regarding the ATP cycle?
1. ATP tastes good but is hard to spell

2. ATP hydrolysis is endergonic and is coupled to drive endergonic cellular reactions

3. ATP synthesis exergonic and is coupled to drive endergonic cellular reactions

4. ATP hydrolysis is exergonic and is coupled to drive endergonic cellular reactions

5. ATP synthesis is endergonic and is coupled to drive exergonic cellular reactions

Explanation / Answer

a. 3
b. 5
c. 5

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