在20世纪80年代中期,已故的艾伦·威尔森和加利福尼亚大学伯克利分校的同事利用mtDNA来指认人类祖先的出生地。他们比较世界各地妇女的mtDNA,发现有非洲血统的妇女mtDNA的差异性是世界其他地方妇女的两倍。由于这种能说明迁徙的变异出现频率似乎是稳 In the mid-1980s, the late Allen Wilson and colleagues at the University of California, Berkeley used mtDNA to identify the birthplace of human ancestors. They compared the mtDNA of women around the world and found that women of African descent had twice the mtDNA difference as women in other parts of the world. Because the frequency of this variation that shows the migration seems to be stable