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Chapter 8, Section 3
Vocab for 8.3 Biology
Term | Definition |
---|---|
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 |
Independent assortment | The random distribution of the pairs of genes on different chromosomes to the gametes |
Oogenesis | The production, growth, and maturation of an egg, or ovum |
Polar body | A short-lived product of the formation of gametes by meiosis |
Sexual reproduction | Reproduction in which gametes from two parents unite |
Spermatogenesis | The process by which male gametes form |
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 |