This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lipids, Subject name: Biochemistry
[{'content': 'Acetyl CoA Carboxylase is activated by: \nSelect and explain. \nA. Malonyl-CoA, B. Citrate, C. Palmitoyl-CoA, D. Acetoacetate', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B. Citrate(Ref: Harper 31/e page 221)Allosteric regulation of acetyl-CoA carboxylasePositive allosteric regulation or allosteric activation of acetyl-CoA carboxylase by citrateQPalmitoyl-CoA is an inhibitor of Acetyl CoA Carboxylase.', 'role': 'assistant'}]