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': 'Of the following groups of amino acids produce common component of the TCA cycle is: \nSelect and explain. \nA. Alaine, isoleucine, leucine, lysine, B. Serine, asparagines, glycine, glutamate, C. Isoleucine, valine, methionine, D. Prolone, leucine, tryptophan', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Isoleucine, Valine, methionine Valine, Isoleucine and MethionineQ produce succinyl COA which is an impoant component of TCA cycle.', 'role': 'assistant'}]