- Sexual reproduction (advantages and disadvantages)
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- Costs of sex (in terms of evolutionary fitness)
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- Half of all alleles are thrown away during meiosis!
- Only daughters can produce eggs, so why have sons?
- Unisexual lizard populations grow twice as fast as bisexual populations.
- Advantage of sexual recombination
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- Sexual populations have higher genetic variation than asexual populations.
- Higher genetic variation enables sexual populations to adapt to environmental changes.
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mating box turtles |