There is more genetic diversity in Africa than the rest of the world. What this means is that there are many more points of genetic difference between Africans, than between Africans and anyone else in the world – two San people from different tribes in southern Africa will be more different from each other in their genes than a Briton, a Sri Lankan and a Māori. And there is more diversity in pigmentation in Africa than in the rest of the world too. Only in the last few years have researchers begun to study the genetics of African skin, which is somewhat ironic given that five centuries of
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