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Natural selection operates at the gene level, not the population level. There has to be a positive expected return for the genes of the individual that takes t
by sjducb 3y ago
Natural selection operates at the gene level, not the population level.
There has to be a positive expected return for the genes of the individual that takes the risks.
If it’s beneficial to not take risks then populations will be full of individuals who play it safe.
- globular-toast 3y agoThe existence of gay people is a good example of something that can evolve in a population despite drastically lower chances of being passed on genetically.