Cell Division: Mitosis and Meiosis · Zoology

Chiasmata are visible during which stage of meiosis?

  1. Leptotene, the earliest prophase I stage
  2. Zygotene, when homologs begin synapsis
  3. Pachytene, when crossing over occurs
  4. Diplotene
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Correct answer: Diplotene

Chiasmata become visible during diplotene when homologous chromosomes begin to separate. They represent sites of crossing over.

Difficulty: Medium Question 15 of 20

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