This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of protein and amino acid, Subject name: Biochemistry
[{'content': 'Glucuronyl conjugation of which amino acid leads to maximum excretion through urine? \nSelect and explain. \nA. Glycine, B. Alanine, C. Proline, D. Serine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Non-essential amino acid alanine performs 2 imp functions. Incorporation into proteins &transamination and NH3transpo. After glucuronide conjugation, it is excreted through urineRef: Biochemistry, U. Satyanarayana, Fouh edition, page no: 371', 'role': 'assistant'}]