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?

Question

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?

Quizplus · Accepted Answer

α-ketoglutarate supplies the carbon skeleton for synthesis of a five-carbon amino acid, such as glutamate.