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Princeton Team Casts More Doubt On Arsenic DNA Claims 57

An anonymous reader writes "A team of researchers reports they can't reproduce the most important claim from 2010's controversial 'arsenic bacteria' paper — they find no arsenic in the bug's DNA. Meanwhile, other scientists are looking at different aspects of the bug and at arsenic in biology in general."
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Princeton Team Casts More Doubt On Arsenic DNA Claims

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