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: Pharmacology
[{'content': 'Organophosphate inhibits - \nSelect and explain. \nA. Anionic site ofAchEs, B. Esteratic site ofAchEs, C. Ach, D. None', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Esteratic site of AchEs Acetylcholinesterase has two sites: i) Catalytic or esteratic site -9 Active site ii) Anionic site It is quite obvious that to inhibit the action of acetylcholinesterase the active site has to be inhibited and it is esteratic site: i) Organophosphates phosphorylate esteratic site. Carbamates carbomylate esteratic site.", 'role': 'assistant'}]