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Hace 1 día · Y-chromosome O2-M122 is a common DNA marker in Han Chinese, as it appeared in China in prehistoric times, and is found in more than 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 Chinese mainland and Taiwan.
