supported by the National Basic Research Program of China (2007CB411600);the National Natural Science Foundation of China (30870291,30930071);the National Undergraduate Students Research Training Fund of the State Education Ministry,the National Fund for Fostering Talents of Basic Science (J0730652);the Research Training Fund from the Experiment Teaching Center of Life Sciences,YNU,the Project of Higher Education Reform and Practice of Science and Engineering of the State Education Ministry (239);the Scientific Research Foundation for Returned Overseas Chinese Scholars of the State Education Ministry
The occurrence of polyploidy,or whole genome duplication,can result in instantaneous speciation.Because new polyploids are immediately reproductively isolated from their non-polyploid congeners,polyploidization has pl...