Curr Biol. 2017 Jul 10;27(13):R661-R663. doi: 10.1016/j.cub.2017.05.056.
Current biology : CB
Caroline M Weisman, Sean R Eddy
PMID: 28697368 DOI: 10.1016/j.cub.2017.05.056
New genes arise from pre-existing genes, but some de novo origin from non-genic sequence also seems plausible. A new study has surprisingly concluded that 25% of random DNA sequences yield beneficial products when expressed in bacteria.
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