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U2T4 Meiosis Vocabul
| Term | Definition |
|---|---|
| Asexual Reproduction | process of reproduction involving a single parent that results in offspring that are genetically identical to the parent |
| Sexual Reproduction | type of reproduction in which cells from two parents unite to form the first cell of a new organism |
| Chromosome | thread like structure of DNA and protein, contains genetic information in eukaryotic, also found in nucleus in prokaryotic also found in cytoplasm |
| Chromatid | one of the two identical "sister" parts of a duplicated chromosome |
| Gene | Sequence of DNA that codes for a protein and thus determines a trait, factor that is passed from the parent to offspring |
| Allele | one of the different forms of a gene |
| Meiosis | Process in which the number of chromosomes per cell is cut in half through the separation of homologous chromosomes in a diploid cell |
| Homologous chromosomes | Term used to refer to chromosomes in which one set comes from the male parent and one set comes from the female parent |
| Tetrad | Structure containing four chromatids that forms during meiosis |
| Crossing Over | process in which homologous chromosomes exchange portions of their chromatids during meiosis |
| Gamete | Sex cell |
| Diploid | Term used to refer to a cell that contains two sets of homologous chromosomes |
| Haploid | Term used to refer to a cell that contains only a single set of genes |
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