Friday, July 18, 2008

Researchers Discover Remnant Of An Ancient 'RNA World'

(PhysOrg.com) -- Some bacterial cells can swim, morph into new forms and even become dangerously virulent - all without initial involvement of DNA. Yale University researchers describe Friday in the journal Science how bacteria accomplish this amazing feat - and in doing so provide a glimpse of what the earliest forms of life on Earth may have looked like.

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See also:

Glimpses Of Earliest Forms Of Life On Earth

Vocal Communication Evolved In Ancient Species