True, but being adverse to phenotypically different male organisms of the same species procreating with phenotypically similar female organisms that you have never seen or heard of before is a phenomenon ONLY found with human beings, and ONLY due to the social construct of race/personal insecurity. It has absolutely nothing to do with biology.
Tribalism?
I think mixing has always occurred at low levels and will continue btw.
And since race is a construct with real affects then nothing wrong with people who account for it.


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Tell White supremacist to undo all the damage then none of this is an issue 
It's called equivalency of terms! I was trying to establish a spectrum within which you display your preference/bigotry. To see if simply being born with white skin is enough to be considered equivalent to a person of low moral character. 

