1
So accidentally he can had generally more "african" SNP's (responsible for pheno) than Dominicanese. But Dominicanese "African" part doesn't contain only SNP responsible for facial traits and pigmentation, it's not so easy. It could be for everything, like some internal traits or enzymes for example.
Second possibility test of "African guy" was made few years ago and it's not very legit. And he indeed had more African than Euro.
Bookmarks