You’ve probably seen the ads for them. Spit in a test tube, send it a company such as 23andMe or Ancestry.com and in return you’ll find out what your genetic ethnicity is, with you being able to see if your ancestors came from regions such as Europe, East Asia or Sub-Saharan Africa for example.
So how do DNA ancestry tests from services such as 23andme or Ancestry.com work? Find out in our latest video!
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Sources:
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Sampson, Joshua N., Kenneth K. Kidd, Judith R. Kidd, and Hongyu Zhao. "Selecting SNPs to Identify Ancestry." Annals of Human Genetics 75, no. 4 (2011): 539-53. doi:10.1111/j.1469-1809.2011.00656.x.
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Durand, Eric Y., Chuong B. Do, Joanna L. Mountain, and J. Michael Macpherson. "Ancestry Composition: A Novel, Efficient Pipeline for Ancestry Deconvolution." 2014. doi:10.1101/010512.
