http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?holding=npg&cmd=Retrie ve&db=PubMed&list_uids=12493913&dopt=Abstract



http://www.journals.uchicago.edu/AJHG/journal/issues/v76n2/41839/brief/4 1839.abstract.html?erFrom=-1656620366265301541Guest

^(Above) Two recent autosomal DNA studies (Rosenberg et al. 2002 and Hua Tang et al. 2005) have established a genetic basis for traditional racial categories. Heres another, similar study that adds to the growing body of evidence:

http://www.springerlink.com/content/bh077258613343q6/

and yet another.

http://www.biomedcentral.com/1471-2156/6/47/abstract