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: Biochemistry
[{'content': 'all the following are non-competitive inhibitors except ? \nSelect and explain. \nA. arsenate, B. fluoroacetate, C. arsenate, D. disulfuram', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Enzyme Inhibitors * Competitive inhibitors bind to the active site of an enzyme, competing with the substrate ex: arsenate ,oxamate,malonate, sulfonamide,methotrexate,ethanol,dicumurol * Noncompetitive inhibitors bind to another pa of an enzyme, causing the enzyme to change shape and making the active site less effective * Examples of inhibitors include toxins, poisons, pesticides, and antibiotics = iodoactate,NaF, fluroacetate, arsenate,cyanide, disulfuram ref : vasudevan 9th ed', 'role': 'assistant'}]