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': 'Which of the following glucogenic amino acid enters the citric acid cycle at succinyl CoA \nSelect and explain. \nA. Phenylalanine, B. Tyrosine, C. Isoleucine, D. Tryptophan', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., isoleucine", 'role': 'assistant'}]