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chapter 8 section 3
meiosis
| Term | Definition |
|---|---|
| synapsis | the pairing of homologous chromosomes during meiosis |
| tetrad | the four chromatids in a pair of homologous chromosomes that come together as a result of synapsis during meiosis. |
| crossing over | the exchange of genetic material between homologous chromosomes during meiosis; can result in genetic recombination |
| genetic recombination | the regrouping of genes in an offspring that results in a genetic makeup that is different from that of the parents |
| independant assortment | the random distribution of the pairs of genes on different chromosomes to the gametes |
| spermatogenesis | the process by which male gametes form |
| oogenesis | the production, growth, and maturation of an egg, or ovum |
| polar bodies | a short-lived product of the formation of gametes by meiosis |
| sexual reproduction | reproduction on which gametes from two parents unite |