The evolutionary relationship between the domestic bactrian camel and the extant wild two-humped camel and the factu......

1140 bp of cytochrome b gene were amplified and sequenced from 14 species of primitive cyprinid fishes in East Asia. Ali......

The sequences of the mitochondrial 16S rRNA gene of 16 Oedipodidae species were amplified and sequenced. All sequences w......

从捻翅目的基本特征、分类地位、起源和高级阶元的系统演化关系等4个方面对捻翅目的系统演化关系进行了探讨.目前关于捻翅目的分类......

综合形态学、行为学、分子系统发生等方面研究成果，对世界鸡形目鸟类科的系统关系以及属、种间系统发生的研究进展进行了阐述，侧重介......

为探讨豹属Panthera物种间的系统发生关系，测定了虎Panthera tigris、豹Pantherapardus和雪豹Panthera uncia的线粒体控制区全序列，......

对隶属于3亚目、5次目、20科、23属共25个种类的唇口目（裸唇纲）苔藓虫18SrRNA基因部分序列进行了序列测定。结合从GenBank中获得的该......

通过研究,作者认为钩冠角蝉属Hypsolyrium的前胸背板前角突形状在同种个体间变异很大,不能作为种鉴别的主要特征。作者通过对雄性......

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以败酱草科Valerianaceae的Centranthu rubber为外类群,使用Phylip 3.65软件对忍冬科Caprifoliaceae 12个属12个代表种的ITS区序列......

【正】1 Introduction Many soda and salt lakes are characterized by the formation of the meromictic conditions under whic......