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10.2 biology words
biology
Term | Definition |
---|---|
diploid cell | cell with 2 of each kind of chromosomes. |
haploid cell | 1 of each kind of chromosomes. |
homologous chromosomes | 2 chromosomes of each pair in a diploid cell. |
meiosis | cell division that produces gammetes containing half the number of chromosomes as a parent's body cell. |
sperm | male gametes |
eggs | female gametes |
sexual reproduction | involves the production and fusion of haploid sex cells. |
crossing over | occurs at any location on a chromosome. |
genetic recombination | reassortment of chromosomes and genetic info. |
nondisjunction | failure of homologous chromosomes to separate properly during meiosis. |