Institute of Evolutionary Biology, School of Biological Sciences, University of Edinburgh, Edinburgh EH9 3FL, UK.
Curr Biol. 2018 Apr 23;28(8):R342-R344. doi: 10.1016/j.cub.2018.02.072.
Recombination rates vary within and between species. A gene that causes a difference in rate and pattern of crossing over between two species of Drosophila has been identified in a new study, and shown to evolve under natural selection.
重组率在物种内和物种间存在差异。在一项新的研究中,鉴定出一个导致果蝇两个物种间交叉互换率和模式差异的基因,并证实该基因在自然选择下进化。