Biology Chapter 11 Section 4, 5
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jonathancruz on January 30, 2012
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Biology Chapter 11 Section 4-5
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7 terms
Terms | Definitions |
|---|---|
 Homologous | term used to refer to chromosomes that each have a corresponding chromosome from the opposite-sex parent |
| Diploid | term used to refer to a cell that contains both sets of homologous chromosomes |
| Haploid | term used to refer to a cell that contains only a single set of chromosomes and therefore only a single set of genes |
| Meiosis | process by which the number of chromosomes per cell is cut in half through the separation of homologous chromosomes in a diploid cell |
| Tetrad | structure containing 4 chromatids that forms during meiosis |
| Crossing-over | process in which homologous chromosomes exchange portions of their chromatids during meiosis |
| Gene map | diagram showing the relative locations of each known gene on a particular chromosome |
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