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DNA and Onions

In the wake of last June's triumphal announcement that researchers had completed the first draft of the human genome, two of the world's leading science journals are about to unveil dozens of papers containing what might be called the "fine print" of the human instruction manual. To get in the mood, NPR's David Kestenbaum decided to find out what its takes to pull DNA out of a cell and then read it. He accepted an invitation - not to a lab, but a KITCHEN.

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