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Geneticist sequences genome of unborn son

Some parents-to-be don鈥檛 even want to know the sex of their unborn children, but geneticist and Razib Khan has completely different views - he sequenced the entire genome of his then unborn son. Razib, who鈥檚 a PhD student at the University of California, explains what he has learned.

(Photo: A digital representation of the human genome. Each color represents one the four chemical compenents of DNA. Credit: Mario Tama/Getty Images)

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4 minutes