Adaptation - not by sweeps alone.
There has been recent progress in identifying selective sweeps underlying a range of adaptations. Jonathan Pritchard and Anna Di Rienzo argue that many adaptive events in natural populations may occur by polygenic adaptation, which would largely go undetected by conventional methods for detecting selection.
Pritchard
Jonathan K
JK
Department of Human Genetics, Howard Hughes Medical Institute, University of Chicago, Illinois 60615, USA. pritch@uchicago.edu
Di Rienzo
Anna
A
D000222:Adaptation, Physiological / Q000235:genetics*; D000818:Animals; D019143:Evolution, Molecular; D005828:Genetics, Population; D006801:Humans; D020412:Multifactorial Inheritance / Q000235:genetics*; D012641:Selection, Genetic