Why?
They are totally analogous. The only difference is that dog breeds have many more differences among themselves than human races.
They are totally analogous. The only difference is that dog breeds have many more differences among themselves than human races.
As far as I could see, he was asserting the possibility, not the certainty.
If they aren't being investigated, how do you know they aren't there?
I'm not saying that it's a good thing if they're there, but how do you know they aren't?
hey can arise as side-effects due to changes in hormonal levels, for instance.
Scientific interest?
The same reason why we have comparative religion, or linguistics.
The same reason why we have comparative religion, or linguistics.
2. The lines that divide different genetic traits are so haphazard, they're meaningless.
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