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Conversely, if you make some of them train and other not, the variability will include environmental components, namely, who trains. But then if you take every

Conversely, if you make some of them train and other not, the variability will include environmental components, namely, who trains. But then if you take everyone and train them to the max, i.e. Olympic athletes, then heritability comes back into the picture in a big way.

shard972 7y ago
nazi!
afthonos 7y ago
Indeed. I posted because I think intuitively people read that a trait is 60% heritable and assume that it's always true, when it is only true in the specific environment in which it was measured.