Biochemistry General 03fac5ee Acetyl CoA carboxylase is activated by A Malonyl CoA B Citrate C Palmitoyl CoA D Acetoacetate High-Yield Explanation Citrate Acetyl-CoA carboxylase is an allosteric enzyme, it is activated by citrate and inhibited by long-chain acyl-CoA (palmitoyl CoA).