Tuesday, December 30, 2014
Top Ten Scientific Breakthroughs of 2014
Top Ten Scientific Breakthroughs of 2014 | Space Exploration | Sci-News.com: "‘Alien’ bacterium: scientists have engineered Escherichia coli that harbors two additional nucleotides (X and Y) in addition to the normal G, T, C, and A that make up the standard building blocks of DNA. Such synthetic bacteria can’t reproduce outside the lab, but they may be used to create designer proteins with ‘unnatural’ amino acids."
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