click below
click below
Normal Size Small Size show me how
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 |