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TCA Cycle - Medical Science

Q1:

How many molecules of ATPs are synthesized per NADH oxidation?

A 2

B 1

C 3

D 4

ANS:C - 3

1 NADH oxidized to give 3ATP molecules (malate-aspartate shuttle).

On the other hand, 1 NADH oxidized to give 2ATP (in glycerol phosphate shuttle).

1 FADH2 oxidized to give 2ATP molecules.