In cicadas, a world of microbes has evolved to provide them nutrients. Researchers at the University of Montana have discovered that a cicada bacterial endosymbiont, Hodgkinia cicadicola, has split into at least two dozen lineages within cicada cells, in an apparent case of nonadaptive evolution.
The disruption of mosquitoes' cuticle, wing, and eye development is “proof of concept" for a new advance in the genetic engineering method known as CRISPR/Cas9.
By Viviane Callier One of evolution’s oldest tricks is to apply old genetic building blocks at new times or places in development to create a new structure. But that isn’t […]