3313 Crossing Over (Genetics) Terms and Definitions at www.MedicalGlossary.org

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Crossing Over (Genetics)

Definition: The reciprocal exchange of segments at corresponding positions along pairs of homologous chromosomes by symmetrical breakage and crosswise rejoining.
Notes: = interchange of genes or segments between homologous chromosomes; do not confuse with CROSSES, GENETIC, the result of breeding 2 varieties of the same species; DF: CROSSING OVER
Previously Indexed: Cytogenetics (1967),Genetics (1966-1967)

Crossing Over (Genetics) Definitions and Terms

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