B3 - Meiosis

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Meiosis is DIFFERENT to mitosis - remember this before you continue reading.

Meiosis forms gametes in the ovaries and testes through cell division.

Gametes are sex cells, and come in the form of eggs or sperm.

Sperm are formed in the testes, and eggs are formed in the ovaries.

The body cells of any mammal are diploid, which means that each of the organism's cells has two copies of each chromosome in the nucleus (one from either parent).

Gametes, however, are haploid.

Haploid is the opposite of diploid; this means that a…


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