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 amino acid takes a role in detoxification of ammonia normally in the human body? \nSelect and explain. \nA. Glutamine, B. Alanine, C. Methionine, D. Glycine', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ammonia is produced in the body during normal protein metabolism and by intestinal bacteria, primarily those in the colon. The liver plays a role in the detoxification of ammonia by conveing it to urea, which is excreted by the kidneys. Striated muscle also plays a role in detoxification of ammonia, which is combined with glutamic acid to form glutamine. Ref: Kaplan M.M. (2012). Chapter 302. Evaluation of Liver Function. In D.L. Longo, A.S. Fauci, D.L. Kasper, S.L. Hauser, J.L. Jameson, J. Loscalzo (Eds), Harrison's Principles of Internal Medicine, 18e.", 'role': 'assistant'}]