NEET Biology question
In an experiment, sperms removed from the epididymis of a man were added to a dish containing appropriate media and an oocyte. No fertilization was seen. However, when sperms from the epididymis were directly placed in the uterus of an ovulated woman, she became pregnant. These observations suggest that
Answer: (D)
Solution
Epididymal sperm are not yet capable of fertilising an egg in a simple dish, but become capable once placed in the uterus, showing that it is the
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