Startling discovery debunked: bacteria can’t survive on arsenic

By The Christian Science Monitor
Thursday, October 4, 2012 6:32 EDT
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Startling discovery debunked: bacteria can't survive on arsenic

Nearly two years ago, a team of biologists claimed to have discovered new bacteria that not only could survive in an environment rich in arsenic, it could fold the toxic element into the very heart of its biochemistry – substituting to small extent arsenic for phosphorus – and survive. Some astrobiologists…

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