O Levels Biology (5090)•5090/12/O/N/23

Explanation
Features of Sexual Reproduction
Steps:
- Recall that sexual reproduction involves meiosis, gamete fusion, and genetic recombination for variation.
- Identify typical features: 1) genetic diversity, 2) two parents, 3) asexual-like cloning, 4) offspring genetically identical.
- Match choices to correct features: 2 (two parents) and 4 (genetic variation via recombination) align with sexual reproduction.
- Eliminate mismatches based on definitions.
Why D is correct:
- Sexual reproduction requires two parents contributing gametes (feature 2) and produces genetically unique offspring through recombination (feature 4), per biological definitions.
Why the others are wrong:
- A includes 3 (asexual cloning), which contradicts sexual variation.
- B includes 1 (possibly mitosis focus), not core to sexual gamete fusion.
- C includes 3 (cloning), a feature of asexual reproduction only.
Not enough information on exact numbering of features 1-4, but D fits standard traits.
Final answer: D
Topic: Asexual and sexual reproduction
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