Frequency distribution of the 20 most frequent alleles in cultivated diploid accessions AA(C) (panel A) and BB (panel B) in comparison with other genomic groups. W: wild; C: cultivated. The errors bars refer to the ratio of accessions that did not amplify one or more analyzed loci.
de Jesus et al. BMC Plant Biology 2013 13:41 doi:10.1186/1471-2229-13-41