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RNA World Hypothesis
(redirected from RNA World)

   Also found in: Wikipedia 0.01 sec.
RNA World Hypothesis
A conceptual era in Earth’s early evolution in which life began as biologically active, self-replicating molecules—catalytic RNA—that were later assisted by crude polypeptides See Primordial soup, Urkingdom


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See the book for details, but the clincher is that the RNA world scenario, like other "chance and necessity" theories, simply cannot account for the creation of information that is both complex (improbable) and specified (in relation to a target or function).
Proponents of the RNA world speculate that modern DNA and proteins evolved from this RNA-dominated early life, and that RNA in cells today hails from this early time.
Rather it takes the form of translation termination codons, most notably, premature translation termination codons, but it still means nothing and so in the RNA world, can be dangerous.
 
 
 
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