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equally from its mother and father.

Why is meiosis essential to sexual reproduction?

Sperm cells (a) SPERMATOGENESIS

Egg cell Polar bodies

(b) OOGENESIS

figure 8-14

(a) In the formation of male gametes, the original cell produces four sperm cells by meiosis. (b) In the formation of egg cells, the original cell produces one egg and three polar bodies by meiosis. The egg cell receives most of the original cell's cytoplasm.

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www.scilinks.org Topic: Meiosis Keyword: HM60935

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