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': 'Vitamin B1 is required for which reaction \nSelect and explain. \nA. Transamination, B. Oxidative decarboxylation, C. Carboxylation, D. All of the above', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e.,Oxidative decarboxylation Active form (coenzyme form) of thiamine is thiamine pyrophosphate (TPP), also called thiamine diphosphate (TDP).TPP acts as coenzyme forOxidative decarboxylation:- Pyruvate dehydrogenase, a-ketoglutarate dehydrogenase, brached-chain keto acid dehydrogenase.Transketolase in PPP.", 'role': 'assistant'}]