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Question

Select the correct option:At which stage, the homologous chromosomes separate due to repulsion, but are yet held by chiasmata?

A
Zygotene
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B
Pachytene
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C
Diplotene
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D
Diakinesis
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Solution

The correct option is C Diplotene

A.Zygotene – synapsis takes place

B.Pachytene – crossing over takes place.

C.Diplotene – homologous chromosomes separate due to repulsion, but are yet held by chaisma.

D.Diakinasis – terminalisation takes place.

So, the correct option is ‘diplotene’.

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