WBCS.LIVE practice question

Crossing over occurs during meiosis at

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Leptotene
  2. Anaphase I
  3. Pachytene
  4. Diakinesis

Correct answer and explanation

Correct answer: Pachytene

Explanation: āœ… Correct Answer: C) Pachytene šŸ“š Explanation: Crossing over is the exchange of genetic material between non-sister chromatids of homologous chromosomes. This critical process occurs during the 'Pachytene' stage of Prophase I in meiosis. It is responsible for genetic variation in sexually reproducing organisms.