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Glycolysis

How many step...

Question

How many steps in glycolysis are irreversible?

A

2

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B

3

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C

4

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D

5

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Solution

The correct option is B 3
In metabolic pathways, enzymes catalyzing essentially irreversible reactions are potential sites of control. In glycolysis, the reactions catalyzed by hexokinase, phosphofructokinase, and pyruvate kinase are irreversible.

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