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+ - Prion proteins capable of evolution despite no DNA 1

Submitted by Anonymous Coward
An anonymous reader writes "Scientists from the Scripps Research Institute have shown for the first time that "lifeless" organic substances with no genetic material are capable of evolving just like any higher form of life. The discovery could reshape the definition of life and have revolutionary impacts on how certain diseases are treated.

http://www.mnn.com/lifestyle/health/stories/prion-proteins-capable-of-evolution-despite-containing-no-dna"
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Prion proteins capable of evolution despite no DNA

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