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': 'Pyridoxine pyridoxine as co-factor in all, except \nSelect and explain. \nA. Transamination, B. Transketolation, C. Glycogen phosphorylase, D. Decarboxylation', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Transamination, decarboxylation and glycogen phosphorylase require pyridoxine.\nTransketolation requires TPP.', 'role': 'assistant'}]