http://www.newscientist.com/channel...hift-in-the-lab.html?feedId=online-news_rss20
To sum the article up, twenty years ago a scientist took a single Escherichia coli bacterium and used to it to produce 12 laboratory populations. More than 44,000 generations have passed and one of the populations have developed an interesting trait, the ability to metabolise citrate, a nutrient in their culture medium that E. coli normally cannot use.
To sum the article up, twenty years ago a scientist took a single Escherichia coli bacterium and used to it to produce 12 laboratory populations. More than 44,000 generations have passed and one of the populations have developed an interesting trait, the ability to metabolise citrate, a nutrient in their culture medium that E. coli normally cannot use.