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: Unknown
[{'content': 'Capacitation of sperm proceeds in - \nSelect and explain. \nA. Epididymis, B. Female genital tract, C. Fallopian tubes, D. Testis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Female genital tract Sperm capacitationo Physiochemical change in the sperm by which it becomes hypermotile and is able to bind and fertilize a secondary oocyte.o Takes place in the female genital tracto Takes about 2-6 hours.o Changes involve : cAMP dependent phosphorylation with increase in intracellular pH (influx of Ca2+ and efflux of H+).", 'role': 'assistant'}]