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Genealogical research has indicated extremely similar genetic profiles of a less than 1% total variation in spectrum between these three groups. [39] Some Southern Han Chinese and Northern Han Chinese are closest to each other and show the smallest differences when they are compared to other Asians.
Y-chromosome O2-M122 is a common DNA marker in Han Chinese, as it appeared in China in prehistoric times, and is found in approximately 50% of Chinese males, with frequencies tending to be high toward the east of the country, ranging from 29.7% to 52% in Han from Southern and Central China, to 55–68% in Han from the eastern and northeastern ...
A genealogical DNA test is a DNA-based genetic test used in genetic genealogy that looks at specific locations of a person's genome in order to find or verify ancestral genealogical relationships, or (with lower reliability) to estimate the ethnic mixture of an individual. Since different testing companies use different ethnic reference groups ...
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Chinese warlord Cao Cao, who was posthumously titled Emperor Wu of the state of Cao Wei, belonged to Y-DNA Haplotype O2-M268 according to DNA tests of some documented present-day descendants with lineage records. [40] Ancient DNA analysis of the tooth of Cao Cao's granduncle, Cao Ding, showed that Cao Cao belonged to Y-DNA haplogroup O-M175. [41]
Bipartisan bills introduced in Congress Thursday would effectively ban a Chinese genomics firm from doing business in America. Intel officials have warned China is grabbing U.S. genetic info.