This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
[{'content': 'Thiamine acts as a cofactor in \nSelect and explain. \nA. Pyruvate to oxalate, B. Malonate to oxaloacetate, C. Succinate to fumarate, D. Pyruvate to acetyl CoA', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Thiamine as a cofactor in ReactionsEnzymesPyruvate - Acetyl CoAPyruvate dehydrogenasea-ketoglutarate - Succinyl CoAa-ketoglutarate dehydrogenaseErythrose-4-PO4 + Xylulose-5-PO4 - Fructose-6-PO4 + Glyceraldehyde-3-PO4TransketolaseBranched-chain amino acids - Branched chain keto acidsBranched-chain amino acid dehydrogenase(Refer: DM Vasudevan, Textbook of Biochemistry, 7th edition, pg no: 478)', 'role': 'assistant'}]