24 Nov 2007

New scenario for first life on Earth

A pair led by the University of Colorado at Boulder and the University of Milan has discovered some unexpected forms of liquid crystals of ultrashort DNA molecules immersed in water, providing a unique routine throughout a key offbeat in the surfacing of sustenance on mother earth. CU-Boulder physics Professor Noel Clark said the party observed that surprisingly short segments of DNA, lifes molecular bearer of genetic facts, could summon into a handful evident liquid crystal phases that self-habituate parallel to one another and stack into columns when placed in a water key. existence is widely believed to be suffering with emerged as segments of DNA- or RNA-like molecules in a prebiotic soup compound of time-worn organic molecules........

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