O Levels Biology (5090)•5090/11/M/J/25

Explanation
Distinguishing Mitosis from Meiosis
Steps:
- Recall mitosis produces two identical diploid daughter cells for growth and repair.
- Recall meiosis produces four genetically diverse haploid daughter cells for gamete formation.
- Evaluate each option against these definitions to identify the accurate statement.
- Confirm the correct choice aligns with meiosis's role in genetic variation.
Why B is correct:
- Meiosis involves crossing over and independent assortment, creating genetically different daughter cells as defined in cell biology.
Why the others are wrong:
- A: Meiosis produces gametes for reproduction, not growth and repair—that's mitosis.
- C: Mitosis maintains the diploid chromosome number; halving occurs in meiosis.
- D: Mitosis yields two daughter cells; four result from meiosis.
Final answer: B
Topic: Nuclear division
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