試題詳解

9. Which statement of citric acid (CA) cycle is true?
1. In eukaryotes, CA cycle take places in mitochondrial matrix.
2. CA cycle plays roles in both catabolism and anabolism.
3. GTP is a direct source of energy produced in the CA cycle.
4. All enzymes of the cycle are located in the matrix, except malate dehydrogenase.
(A) 1, 2 and 3.
(B) 2, 3 and 4.
(C) 1, 3 and 4.
(D) 1, 2, and 4.

(E) All of above are true.