india's caste system goes back 2,000 years, genetic study finds - discu.eu

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India's caste system goes back 2,000 years, genetic study finds http://www.nbcnews.com/science/indias-caste-system-goes-back-2-000-years-genetic-study-6c10874609 3 comments 8/8/2013 india

India's caste system goes back 2,000 years, genetic study finds http://www.nbcnews.com/science/indias-caste-system-goes-back-2-000-years-genetic-study-6c10874609 18 comments 8/8/2013 science