How many carbon atoms from one molecule of pyruvate enter the citric acid cycle?
A)2
B)4
C)6
D)8
E)10

Name: How many carbon atoms from one molecule of pyruvate enter the citric acid cycle? A)2 B)4 C)6 D)8 E)10
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Question

Quizplus · Accepted Answer

One molecule of pyruvate enters the citric acid cycle after conversion to acetyl-CoA, which contains two carbon atoms. Therefore, only 2 carbon atoms from one molecule of pyruvate enter the cycle.

How Many Carbon Atoms from One Molecule of Pyruvate Enter