Diverse, Equitable, and Inclusive Anti-racist question:
Why do Europeans, as the last derivative of Africans, both as indigenous populations, not have the least genetic diversity? How? Why?
Sources and Quotes
Fox News . “Whites Genetically Weaker than Blacks, Study Finds.” Foxnews.com , Fox News , 13 Jan. 2015, www.foxnews.com/story/whites-genetically-weaker-than-blacks-study-finds.amp. Accessed 14 Dec. 2023. “As would be expected with the ‘out of Africa’ theory, the researchers found Africans had the greatest amount of genetic diversity, followed in turn by Middle Easterners, then Europeans and South Asians at about equal levels, then East Asians. Native Americans had the least genetic diversity of all, indicating that part of the world was settled last..”(Fox News 2015).
Fox News . “Whites Genetically Weaker than Blacks, Study Finds.” Foxnews.com , Fox News , 13 Jan. 2015, www.foxnews.com/story/whites-genetically-weaker-than-blacks-study-finds.amp. Accessed 14 Dec. 2023. “It's been known for years that all non-Africans are descended from a small group, perhaps only a few dozen individuals, who left the continent between 50,000 and 100,000 years ago.
But the Cornell study, published in the journal Nature Thursday, indicates that Europeans went through a second ’population bottleneck,’ probably about 30,000 years ago, when the ancestral population was again reduced to relatively few in number”(Fox News 2015)
Nei, M. “Evolution of human races at the gene level.” Progress in clinical and biological research vol. 103 Pt A (1982): 167-81.
Article Evolution of human races at the gene level
“It seems that the Negroid and the Caucasoid-Mongoloid groups diverged about 110,000 +/- 34,000 years ago, whereas Caucasoid and Mongoloid diverged about 41,000 +/- 15,000 years ago”(Nei 1982).
Tateno, Yoshio et al. “Divergence of East Asians and Europeans estimated using male- and female-specific genetic markers.” Genome biology and evolution vol. 6,3 (2014): 466-73. doi:10.1093/gbe/evu027 “Surprisingly, the European individuals did not form an independent clade, but branched within in the East Asians. We then estimated the divergence time of the root of the European clade as ∼ 41,000 years ago”(Tateno 2014).
Cavalli-Sforza, L., Feldman, M. The application of molecular genetic approaches to the study of human evolution. Nat Genet 33 (Suppl 3), 266–275 (2003). https://doi.org/10.1038/ng1113
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Lohmueller, K., Indap, A., Schmidt, S. et al.Proportionally more deleterious genetic variation in European than in African populations. Nature451, 994–997 (2008). https://doi.org/10.1038/nature06611