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This is a citation of an outside article. Gravyday is not responsible for its content. Original URL below.

Origin of life: The chicken-and-egg problem

New research shows that slight alterations in transfer-RNA molecules (tRNAs) allow them to self-assemble into a functional unit that can replicate information exponentially. tRNAs are key elements in the evolution of early life-forms.(more)

Reported By: www.sciencedaily.com

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