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Pachytene

Which stage o...

Question

Which stage of cell division is responsible for genetic variations and evolution of species?

A

Diplotene

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B

Diakinesis

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C

Pachytene

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D

Anaphase II

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Solution

The correct option is C
Pachytene

Pachytene is the stage at which crossing over takes place. Crossing over is responsible for the exchange of genetic information between the non-sister chromatids of homologous chromosomes. This exchange of genetic information is responsible for the genetic variation that occurs across generations.

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