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A wayward petunia leads to the discovery of modest little molecules with enormous medical promise. See the 15:16 broadcast segment via: QuickTime, RealVideo or

Windows Media.
Tags: scienceNOW , NOVA , PBS , Science , Television 
May 11, 2008 5:47 AM
Re: NOVA scienceNOW: RNAi
A little ambiguity on Novas' part concerning the "mirror image RNA."

What they meant is that, normally RNA is a single strand unlike the double-stranded DNA. But Virus genes are double-stranded RNA, much like the helical structure of DNA.
By: Typo
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