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During which stage of prophase I does synapsis occur?

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in Biology – Class 11 by (272k points)
During which stage of prophase I does synapsis occur?

(a) Pachytene

(b) Leptotene

(c) Diplotene

(d) Zygotene

This question was posed to me in exam.

The question is from Cell Cycle and Division in portion Cell Cycle and Cell Division of Biology – Class 11

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Correct choice is (d) Zygotene

Explanation: Synapsis is the process of association of compact chromosomes after the first phase of prophase I, leptotene. It occurs in the second phase known as the zygotene phase. The chromosomes pair with each other during synapsis.

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