%0 Journal Article %A Clarke, Patricia H. %T Adaptation The Fifteenth Marjory Stephenson Memorial Lecture %D 1981 %J Microbiology, %V 126 %N 1 %P 5-20 %@ 1465-2080 %R https://doi.org/10.1099/00221287-126-1-5 %I Microbiology Society, %X %U https://www.microbiologyresearch.org/content/journal/micro/10.1099/00221287-126-1-5