Word: dna
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Dates: during 2000-2009
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Bruce Ames discovers that cancer-causing chemicals also cause mutations in DNA, the basis of the Ames test for carcinogens...
...first successful genetic-engineering experiment, Stanley Cohen and Herbert Boyer insert a gene from an African clawed toad into bacterial DNA...
Scientists meet at the Asilomar conference center in California and call for guidelines regulating recombinant-DNA research...
Walter Gilbert and Frederick Sanger separately develop methods for sequencing DNA...
Kary Mullis devises the polymerase chain reaction (PCR), enabling scientists to multiply rapidly snippets of DNA...