Consider some isolated population, and pretend that all breeding is random and everyone lives to age 80. Each generation you'd get more
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Replying to @HbdNrx
mutations, and overall those would be deleterious. I wonder how much selective pressure (deaths and selective breeding)
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Replying to @HbdNrx
you'd have to put in just to maintain genetic quality.
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Replying to @HbdNrx
Selection like that is never pleasant,but it's unavoidable. At best, some people get shut out of mating. At worst, more people die young.
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Replying to @realRusselJames
I suspect that the self-selection isn't much help in this way overall
9:34 PM - 20 Dec 2016
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