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': 'Acetyl CoA is produced from various reactions in the body. Acetyl coA can be directly conveed to all, EXCEPT: \nSelect and explain. \nA. Glucose, B. Fatty acids, C. Cholesterol, D. Ketone bodies', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Acetyl CoA is formed from glucose. Following are the fate of Acetyl CoA after its formation: Oxidation in TCA cycle to form CO2 AND H2O Cholesterol biosynthesis Ketogenesis Fatty acid synthesis Acetylation reactions (Detoxication) Formation of acetyl choline Melatonin synthesis Ref: Textbook of Medical Biochemistry By Chatterjea, 2011, Page 442.', 'role': 'assistant'}]