Crossing over creates genetic variation by exchanging DNA between two nonsister chromatids to produce genetically unique chromosomes. The process of crossing over occurs during meiosis. More » Family Genealogy

Crossing over in meiosis results in genetic recombination, which is responsible for the genetic diversity of a population. Genetic recombination and natural selection are the driving forces behind evolution. It causes mo... More » Science Biology Cells

Crossing over is the process by which a section on one homologous chromosome breaks off and reattaches on the other homologous chromosome. Homologous chromosomes come in pairs, with one inherited from the mother and the ... More » Science Biology
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