Multiple Choice
Refer to Figure 9.2, showing the citric acid cycle, as a guide to answer the following questions.
-Carbon skeletons for amino acid biosynthesis are supplied by intermediates of the citric acid cycle. Which intermediate would supply the carbon skeleton for synthesis of a five-carbon amino acid?
A) succinate
B) malate
C) citrate
D) α-ketoglutarate
E) isocitrate
Correct Answer:

Verified
Correct Answer:
Verified
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