Chemists show life on Earth was not a fluke

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How life came about from inanimate sets of chemicals is still a mystery. While we may never be certain which chemicals existed on prebiotic Earth, we can study the biomolecules we have today to give us clues about what happened three billion years ago. Now scientists have used a set of these biomolecules to show one… » 10/24/13 8:40am 10/24/13 8:40am