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Polymers perform non-DNA evolution

by Andy Extance, RSC last modified 04-20-12 02:13 AM Copyright 2012, RSC
Polymers perform non-DNA evolution

HNA could just as easily have been the molecule of life as DNA it now seems © Science/AAAS

Scientists have found that six polymer alternatives to DNA can pass on genetic information, and have evolved one type to specifically bind target molecules.1 They say that their work reveals both broader chemical possibilities for these key life functions and provides a powerful tool for nanotechnology and medicine.  More...

http://www.rsc.org/chemistryworld/News/2012/April/xna-hna-primordial-life-dna-evolution-chemistry.asp

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