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': 'Transfer of an amino group from an amino acid to an alpha-keto acid is done by? \nSelect and explain. \nA. Transaminases, B. Aminases, C. Transketolase, D. Decarboxylase', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Transamination involves the reversible transfer of a-amino group of a-amino acid to an a-keto acid to form new amino acid and a new keto acid.', 'role': 'assistant'}]