This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': 'Regulation of synthesis of ketone bodies is done by \nSelect and explain. \nA. Beta hydroxyl beta methyl glutaryl CoA synthase, B. Beta hydroxybutyrate, C. Acetyl CoA, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: 3 molecules of acetyl CoA are condensed to form β-hydroxy β-methyl glutaryl CoA (HMG CoA). HMG CoA synthase, catalyses this reaction, thus regulates the synthesis of Ketone bodies.', 'role': 'assistant'}]