A note on the intermixture of the African black and the western European races.

Abstract excerpt

Several observations seem pertinent when previous work is combined with the present investigation. The intermixture of the black and white races in the United States is an ongoing, continuous phenomenon. Different genes transfer at dissimilar rates. The concept of the time at which the Duffy blood proteins of the African black was entirely Fy should probably be extended backward to an earlier date. Calculations...

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