Its time to question bioengineering Paul Root Wolpe on

At TEDxPeachtree, ethicist Paul Root Wolpe describes an astonishing series of recent bio-engineering experiments, from hybrid pets to mice that grow human ears. He asks: isn’t it time to set some ground rules? (Recorded at TEDxPeachtree, November 2010, in Atlanta, GA. Duration: 19:42)

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