Article
Population genomics of the honey bee reveals strong signatures of positive selection on worker traits.
Proceedings of the National Academy of Sciences of the United States of America - 18 Feb 2014
Harpur Brock A, Kent Clement F, Molodtsova Daria, Lebon Jonathan M D, Alqarni Abdulaziz S, Owayss Ayman A, Zayed Amro
Abstract excerpt
Most theories used to explain the evolution of eusociality rest upon two key assumptions: mutations affecting the phenotype of sterile workers evolve by positive selection if the resulting traits benefit fertile kin, and that worker traits provide the primary mechanism allowing social insects to adapt to their environment. Despite the common view that positive selection drives phenotypic evolution of workers, we...
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