In higher animals,the process of crossing ove | vedclass

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(A) Crossing over is a biological process that occurs during the $pachytene$ stage of $prophase-I$ of meiosis.It involves the exchange of genetic mate

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Non-sister chromatids of a bivalent

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(A) Crossing over is a biological process that occurs during the $pachytene$ stage of $prophase-I$ of meiosis.It involves the exchange of genetic material between non-sister chromatids of homologous chromosomes.$A$ bivalent (or tetrad) consists of a pair of homologous chromosomes,each having two sister chromatids.The exchange takes place between the non-sister chromatids of these homologous chromosomes,leading to genetic recombination.

In higher animals,the process of crossing over,which results in genetic recombination,occurs between which of the following?

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