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': 'Which of the following chemotherapeutic drugs has selective action on hypoxic tumor cells ? \nSelect and explain. \nA. Mitomycin C, B. Cisplatin, C. Doxorubicin, D. 5 Flurouracil', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Mitomycin Some impoant points about mitomycin. Mitomycin acts preferrentially on hypoxic cells It is a potent radiosensitizer It is absorbed consistently from Gl. tract so it administered by intravenous infusion", 'role': 'assistant'}]