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Question

Biology Question on Meiosis

Crossing over that results in genetic recombination in higher organisms occurs between :-

A

Non-sister chromatids of a bivalent

B

Two daughter nuclei

C

Two different bivalents

D

Sister chromatids of a bivalents

Answer

Non-sister chromatids of a bivalent

Explanation

Solution

The process of crossing over takes place in pachytene stage of prophase I of meiosis I. In this process some genes of two non sister chromatids of a bivalent are exchanged.