ИНТЕЛРОС > №26, 2012 > Watching Evolution Unfold for 54,000 Generations — and Counting

John German
Watching Evolution Unfold for 54,000 Generations — and Counting


06 февраля 2012

Richard Lenski has a front-row seat in the arena of evolution. Back in 1988, he put 12 genetically identical strains of the bacteria E. coli in 12 flasks. He and his students then kept the bacteria on a glucose diet while the separate populations reproduced at a rate of more than six generations per day. Every 500 generations, they captured samples from each population and froze them for later comparison and experimentation.


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