2. The first stable intermediate produced in the Krebs cycle is _____.
(A) pyruvate
(B) FAD
(C) acetyl CoA
(D) citrate
(E) oxaloacetate
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統計: A(6), B(2), C(4), D(67), E(6) #938242
統計: A(6), B(2), C(4), D(67), E(6) #938242