Contact: Bobbie Mixon
bmixon@nsf.gov
703-292-8485
National Science Foundation

Petri Dish Illuminated with Blue Light with E. Coli on the Surface of the Growing Medium

Caption: The team used samples from Michigan State University evolution biologist Richard Lenski's long-term E. coli experiment that has been ongoing for more than 24 years since February 1988.

Credit: G.L. Kohuth, Michigan State University

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