This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: TCA Cycle, Subject name: Biochemistry
[{'content': 'Which of the following is the FAD-linked dehydrogenase of TCA cycle? \nSelect and explain. \nA. Isocitrate dehydrogenase, B. Malate dehydrogenase, C. Succinate dehydrogenase, D. a ketoglutarate dehydrogenase', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. c)Succinate dehydrogenase is the only 1 FAD-linked dehydrogenase in TCA cycle', 'role': 'assistant'}]