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': 'In non competitive inhibition \nSelect and explain. \nA. Inhibitors bind to enzyme at substrate binding site, B. Inhibitors bind to enzyme at sites distinct from substrate binding site, C. Can be both, D. None of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]