apomorphies造句

• The results show that ( 1 ) loops are in general more variable than stems, and in loops a strong adenine bias are observed : ( 2 ) there does not exist a saturation effect in stems, loops or all positions of the 16s rrna gene fragments : ( 3 ) in the molecular cladogram, bagarius forms a sister group with glyptothorax, and euchiloganis forms a sister group with pareuchiloglanis, and exostoma forms a sister group with glyptosternum : ( 4 ) the phlogenetic positions of pseudecheneis, exostoma and glyptosternum are not recognized; the glyptosternoid fishes are not monophyly although they are defined by 13 osteological apomorphies; the incongruence of cladograms between molecular and morphological sets may be caused by less informative sites of the 550 homologous sites; ( 5 ) e . davidi and e . kishinouyei could be the same species according to the genetic distances; p . sinensis and p . anteanalis could be too
  结果表明：(1)环区平均变异位点较茎区多，有很强的a偏好性；(2)没有替代饱和现象；(3)分子系统树上?属和纹胸?属构成姐妹群，石爬?属和?属构成姐妹群，?属和原?属构成姐妹群；(4)?属、原?属和褶?属的系统发育位置不定，??鱼类并未形成一个单系类群；可能的原因是所得到的16srrna基因片段信息位点太少；(5)青石爬?和黄石爬?可能是同一物种，中华?和前臀?可能是同一物种。