|Courtesy National Science Foundation|
In a tour de force that capped a year of genome blockbusters, European, Japanese, and American scientists completed the DNA sequences of chromosomes 1, 3, and 5 of "the little mustard that could," Arabidopsis thaliana. Announced in four papers in a much-awaited issue of Nature,1-4 the sequences joined those from chromosomes 2 and 4 published a year ago,5,6 completing a four-year effort "to understand all the genes in the organism," according to Meyerowitz. While true understanding is still years away, it was a landmark anyway: the first...
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