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spayn [35]
3 years ago
12

Why is crossing over an essential step in meiosis

Biology
1 answer:
marshall27 [118]3 years ago
7 0

Crossing over is essential for the normal segregation of chromosomes during meiosis. Crossing over also accounts for genetic variation, because due to the swapping of genetic material during crossing over, the chromatids held together by the centromere are no longer identical.

I just found this on google

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