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': 'Rate limiting enzyme in fatty acid synthesis ? \nSelect and explain. \nA. PDH dehydrogenase, B. Malonyl reductase, C. Acetyl CoA carboxylase, D. Transacetylase', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Acetyl CoA carboxylase", 'role': 'assistant'}]