 Native American genomes contain genetic signals from Western Eurasia due in part to their descent from a common Siberian population during the Upper Paleolithic period.In the United States, levels of Native American ancestry differ, but among European Americans, are extremely low — just 2.7 percent carry any Native American ancestry.The genomes of self-reported African Americans averaged to 0.8% Native American ancestry, those of European Americans averaged to .18%, and those of Latinos averaged to 18.0%.