Multiple Choice
How is ATP made by an acetogen during CO₂ fixation?
A) Electrons from metal cofactors energize the electron transport chain and drive the proton motive force to activate ATP synthase.
B) Substrate-level phosphorylation of ADP occurs when coenzyme A is removed from acetyl-CoA.
C) It is made by substrate-level phosphorylation and a Na⁺-translocating ATPase.
D) The energized CO-CH3 complex during thioesterification drives a Na⁺-translocating ATPase.
Correct Answer:

Verified
Correct Answer:
Verified
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