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Meiosis
| Term | Definition |
|---|---|
| Meiosis | – two cell divisions that produces cells that are different from the parent and have half the normal number of chromosomes |
| sex cells | sperm and egg made by meiosis. |
| Monoploid (n) | half the normal number of chromosomes |
| Diploid 2n | the normal number of chromosomes |
| Fertilization | when sperm and egg meet. |
| Gametogenesis | making of sex cells (sperm and egg) |
| Spermatogenesis | making of sperm in the testes |
| Oogenesis | making of eggs in the ovaries. |
| Internal fertilization | takes place inside the body |
| External fertilization | – takes place outside the body |