http://www.nature.com/news/2009/090513/full/news.2009.471.html
RNA world easier to make
Ingenious chemistry shows how nucleotides may have formed in the primordial soup.
Richard Van Noorden
An elegant experiment has quashed a major objection to the theory that life on Earth originated with molecules of RNA.
John Sutherland and his colleagues from the University of Manchester, UK, created a ribonucleotide, a building block of RNA, from simple chemicals under conditions that might have existed on the early Earth.
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