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U2T4
meiosis vocabulary
| Term | Definition |
|---|---|
| asexual reproduction | cell division, reproduction by a single parent, usually for single celled organisms |
| sexual reproduction | fusion of two parent's reproductive cells |
| chromosome | genetic info is stored in bundles of DNA |
| chromatid | a strand formed by chromosomes condensing |
| gene | sequence of DNA that determines a trait |
| allele | one of different forms of a gene |
| meiosis | form of reproduction with two parents |
| homologous chromosomes | chromosomes from a male parent has coresponding chromosomes from a female parent |
| tetrad | chromosomes pair up into groups of four chromatids |
| crossing over | pieces of homologous chromosomes are exchanged |
| gamete | a haploid cell that can pair up with another of the opposite sex |
| diploid | two sets of homologous chromosomes |
| haploid | single set of genes |