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Question

Crossing over is advantageous because it brings about

A
Variation
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B
Linkage
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C
Inbreeding
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D
Stability
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Solution

The correct option is A Variation
Meiosis is the type of cell division in which homologous chromosomes separate after exchange of fragments. As a result, of meiosis four haploid cells are produced which are all genetically different from each other. This is due to the process of crossing over or exchange of segments between homologous chromosomes.

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