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': "Electron transpo from cytochrome 'b' to cytochrome `c' is inhibited by ? \nSelect and explain. \nA. Oligomycin, B. Antimycin, C. Piericidin, D. Carbon monoxide", 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Antimycin Cytochrome b to cytochrome CI (complex III) is inhibited by dimercaprol, antimycin A, BAL and naphthyloquinone.", 'role': 'assistant'}]