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Question : When and Where does spermatogenesis occur in human male ? (b) Draw a diagram of a mature human male gamete. Label the following parts: acrosome, nucleus, middle piece and tail. (c) Mention the functions of acrosome and middle piece. |
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Answer» SOLUTION :Intestes, the immature male germ cells (spermatogonia) produce sperms by spermatogenesis that begin at PUBERTY (c) Function of acrosome : A plasma membrane envelops the Whole body of sperm. The sperm head contains an elongated haploid nucleus, the anterior portion of which is covered by a cap-like structure called acrosome. The acrosome is filled With enzymes that help FERTILISE the ovum. Function of MIDDLE piece : Middle piece contains a number of MITOCHONDRIA, that provide energy for the motility of sperms. |
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