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Why are there two sexes?
Ciro Santilli
(
@cirosantilli,
37
)
Science
Natural science
Biology
Reproduction
Sexual reproduction
Updated
2025-07-16
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It is not obvious why there have to be two sexes.
Sex
itself is obvious: by mixing
genes
we
increase variability.
But having two sexes rather than just being able to reproduce with anyone reduces the possible mating pool by half!
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Sexual reproduction
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