Question

Why does the crossing over process happen only in meiosis ?

Answer 1

Answer:

Crossing over occurs during prophase I of meiosis before tetrads are aligned along the equator in metaphase I. By meiosis II, only sister chromatids remain and homologous chromosomes have been moved to separate cells. Recall that the point of crossing over is to increase genetic diversity.

Explanation:

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Answer 2

Answer:

crossing over occur between prophase I and metaphase I and is the process where two homologous non sister chromatids pair up with each other and exchange different segment of genetic material to form two recombinant chromosomes sister....

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