Biology, asked by abhilasha243, 10 hours ago

what do you mean by chromosomal crossing over?

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Answered by aimankausr

Chromosomal crossover, or crossing over, is the exchange of genetic material between two homologous chromosomes' non-sister chromatids that results in recombinant chromosomes. ... The term chiasma is linked, if not identical, to chromosomal crossover.

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