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  • Prions Evolve Despite Having No DNA
    By on January 10, 2010 | Comments Off  Comments

    An anonymous reader writes “Scientists from the Scripps Research Institute have shown for the first time that ‘lifeless’ organic substances with no genetic material — prions similar to those believed responsible for Mad Cow disease and similar, rare conditions in humans — are capable of evolving just like higher forms of life. The discovery could reshape the definition of life and have revolutionary impacts on how certain diseases are (more…)