long-term evolution experiment with E. coli
... that Richard Lenski's long-term evolution experiment with E. coli has been tracking genetic changes in bacteria for over 20 years?
... that <a href="./Richard_Lenski" id="mwBV0" rel="mw:WikiLink" title="Richard Lenski">Richard Lenski</a>'s <b id="mwBV4"><a href="./E._coli_long-term_evolution_experiment" id="mwBV8" rel="mw:WikiLink" title="E. coli long-term evolution experiment">long-term evolution experiment with <i id="mwBWA">E. coli</i></a></b> has been tracking <a class="mw-redirect" href="./Genetic_changes" id="mwBWE" rel="mw:WikiLink" title="Genetic changes">genetic changes</a> in <a href="./Bacteria" id="mwBWI" rel="mw:WikiLink" title="Bacteria">bacteria</a> for over 20 years?