This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: miscellaneous, Subject name: Biochemistry
[{'content': 'Chalones are of cell division \nSelect and explain. \nA. Regulators, B. Promoters, C. Inhibitors, D. Initiators', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Chalones are endogenous cell division inhibitorThey inhibit the division by acting on a number of events in cells cycleDue to inhibitory propey on cell division, it has a therapeutic action in cases like cancer.', 'role': 'assistant'}]