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Krebs Cycle

In TCA during...

Question

In TCA during the conversion of succinic acid to fumaric acid how many ATP are produced?

A

2

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B

14

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C

6

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D

10

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Solution

The correct option is A 2
Conversion of succinic acid to fumaric acid is the intermediate step in TCA cycle catalyzed by succinate dehydrogenase, which produce 1 $F A D H_{2}$ molecule, that is equal to 2 ATP molecules.

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