Science Ch 7 Section 1
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7 terms
Terms | Definitions |
|---|---|
| meiosis | a form of cell division in which the chromosome number is cut in half through separation of homologous pairs of chromosomes |
| crossing-over | when non-sister cromatids cross, break, and recombind introducing more variation |
| independent assortment | random distribution of homologous chromosomes during meiosis |
| spermatogenisis | The production of sperm in male animals |
| sperm | Male reproductive cells; shaped like a minnow; have a head, nucleus, and tail to fertilize the egg. |
| oogenesis | process by which gametes are produced in female animals |
| ovum | the female reproductive cell |
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