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NTA Abhyas NEET2020BotanyCell Cycle and Cell DivisionPractice

The exchange of chromosomal segments between non-sister chromatids is seen during?

Options

  1. ALeptotene
  2. BPachytene
  3. CDiplotene
  4. DDiakinesis

Correct answer

B. Pachytene

Step-by-step solution

Exchange of segments between homologous chromosomes is known as crossing over. It occurs during pachytene stage of prophase-I of meiosis.

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