Which of the following is false regarding acetyl CoA carboxylase: (A) It is the rate limiting enzyme of fatty acid synthesis, (B) It is a component of fatty acid synthase complex, (C) It is activated by citrate, (D) It requires Biotin
Answer is B. Acetyl CoA carboxylase is not a component of fatty acid synthase complex.
Fatty acid synthase complex has 6 enzymes

Keto acyl synthase
Acetyl malonyl transacylase
Hydratase
Enoyl reductase
Keto acyl reductase
Thioesterase.