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Racial differences in fertility rates

The claim that any racial group is genetically predisposed to higher fertility rates is rejected by research, with differences in fertility rates attributed to social and structural factors.

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Jan 20, 2026

How do genetic studies of non-paternity rates compare across continents and centuries?

Genetic work over recent decades—ranging from Y‑chromosome pedigree reconstructions spanning centuries to modern DNA paternity tests—generally converges on low non‑paternity (extra‑pair paternity, EPP...