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': 'Pharmaceutical product, benzoic acid, is detoxified by binding with which of the following amino acid? \nSelect and explain. \nA. Alanine, B. Glycine, C. Tyrosine, D. Leucine', 'role': 'user'}, {'content': "Answer: B \nExplanation: Metabolites and pharmaceuticals excreted as water-soluble glycine conjugates include glycocholic acid and hippuric acid formed from the food additive benzoate. Many drugs, drug metabolites, and other compounds with carboxyl groups are excreted in the urine as glycine conjugates. Ref: Rodwell V.W. (2011). Chapter 30. Conversion of Amino Acids to Specialized Products. In D.A. Bender, K.M. Botham, P.A. Weil, P.J. Kennelly, R.K. Murray, V.W. Rodwell (Eds), Harper's Illustrated Biochemistry, 29e.", 'role': 'assistant'}]