E. coli long-term evolution experiment – Wikipedia

December 26, 2025

https://en.wikipedia.org/wiki/E._coli_long-term_evolution_experiment QT:{{” It has been tracking genetic changes in 12 initially identical populations of asexual Escherichia coli bacteria since 24 February 1988.[4] Lenski performed the 10,000th transfer of the experiment on March 13, 2017.[5] The populations reached over 73,000 generations in early 2020, shortly before being frozen because of the COVID-19 pandemic.[6] “}}