Ontology highlight
ABSTRACT:
SUBMITTER: Papadopulos AS
PROVIDER: S-EPMC3156170 | biostudies-literature | 2011 Aug
REPOSITORIES: biostudies-literature
Papadopulos Alexander S T AS Baker William J WJ Crayn Darren D Butlin Roger K RK Kynast Ralf G RG Hutton Ian I Savolainen Vincent V
Proceedings of the National Academy of Sciences of the United States of America 20110705 32
Understanding the processes underlying the origin of species is a fundamental goal of biology. It is widely accepted that speciation requires an interruption of gene flow between populations: ongoing gene exchange is considered a major hindrance to population divergence and, ultimately, to the evolution of new species. Where a geographic barrier to reproductive isolation is lacking, a biological mechanism for speciation is required to counterbalance the homogenizing effect of gene flow. Speciati ...[more]