This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of lipid, Subject name: Biochemistry
[{'content': 'Not a fatty acid synthase component? \nSelect and explain. \nA. Acetyl COA carboxylase, B. Enoyl reductase, C. Acyl COA, D. Ketoacyl synthase', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The sequence of enzyme domains in the primary structure of fatty acid synthase monomer:1. Ketoacyl synthase2. Malonyl/acetyl transacylase3. Hydratase4. Enoyl reductase5. Ketoacyl reductase6. Acyl carrier protein 7. ThioesteraseRef: Harper&;s Biochemistry; 30th edition; Page no: 234', 'role': 'assistant'}]