
DNA Has Four Bases. Some Viruses Swap in a Fifth.
The Quanta Podcast
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The Evolution of Bacterial Dna Modifications
More than one per cent of microbes can't be cultivated. Scientists are trying to get e koli, and potentially other cells, to incorporate z as the viruses do. Biologist stephen freeland: If we stop taking it for granted that it is the way it is, we start to see new horizons.
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