During which specific phase of meiosis does crossing over typically occur, leading to the exchange of genetic material between homologous chromosomes?

A Prophase I

B Metaphase I

C Anaphase II

D Telophase II

✓ Correct Answer: Option A

Crossing over occurs during Prophase I of meiosis. Homologous chromosomes pair up and exchange segments of their chromatids, which is a key source of genetic variation in sexually reproducing organisms.

💡 Why is A) the correct answer?

The correct answer to the question "During which specific phase of meiosis does crossing over typically occur, leading to the exchange of genetic material between homologous chromosomes?" is Option A: Prophase I.

The other options — B) Metaphase I, C) Anaphase II, D) Telophase II — are incorrect for this IB Exam Prep question. As explained above: Crossing over occurs during Prophase I of meiosis. Homologous chromosomes pair up and exchange segments of their chromatids, which is a key source of genetic variation in sexually reproducing organis…

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During which specific phase of meiosis does crossing over typically occur, leading to the exchange of genetic material between homologous chromosomes?

✓ Correct Answer: Option A

📚 About This IB Exam Prep Practice Question

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