Contact: Sandra Hines
University of Washington
Caption: This is a plate where each small well holds a population of E. coli being subjected to an antibiotic. Wells that are cloudy have fully grown bacterial populations of millions of cells. Wells that are more clear correspond to populations that have gone extinct.
Credit: S. Hammarlund/U of Washington
Usage Restrictions: Credit required
Related news release: Mutant champions save imperiled species from almost-certain extinction