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hardAssertion & ReasoningNEET 2024 R1@NUM: 1302026Botany
1 mark

Given

  1. A
    Chromosomes become gradually visible under light microscope during leptotene stage.
  2. B
    The beginning of diplotene stage is recognized by dissolution of synaptonemal complex.

Solution & Step-by-step Explanation

Both statements are factual descriptions of Meiosis I Prophase stages. However, the dissolution of the synaptonemal complex in Diplotene does not explain why chromosomes become visible in Leptotene.

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Given

Assertion (A)

Chromosomes become gradually visible under light microscope during leptotene stage.

Reason (R)

The beginning of diplotene stage is recognized by dissolution of synaptonemal complex.

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Cell CycleMeiosisProphase I

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