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- Pollen morphology and phylogenetic relationships in the Diapensiaceae. 岩梅科的花粉形态和系统与亲缘关系.
- The phylogenetic relationship of five species of Ephedra was analyzed by RAPD. 摘要应用RAPD技术对5种麻黄亲缘关系进行了分析。
- A system of classification based on the phylogenetic relationships and evolutionary history of groups of organisms. 生物分类学,进化枝学一种分类体系,其基于种系发生的关系和有机体群体的进化历史
- The phylogenetic relationships among genera of Dolichopodinae from the Palaearctic and Oriental Realm are analyzed for the first time. 采用支序分析的方法首次对古北和东洋区长足虻亚科的 2 4属 3亚属之间的系统发育关系进行了分析。
- Phylogenetic relationships among 18 accessions belonging to Fortunella and Citrus were investigated by using SSR markers. 用SSR标记分析了金柑属(Fortunella)及柑橘属(Citrus)植物的亲缘关系。
- The Phylogenetic Relationship of Spiders Spiders belong to order Araneae in Arachinida, Chelicerata, Arthropoda. 1蜘蛛的分类系统 蜘蛛属于节肢动物门螯肢动物亚门蛛形纲蜘蛛目。
- These two signals were characters of phylogenetic relationship and the outgroup was red deer. 记录时间中,歌曲的组成稳定,其声学特徵无显著差异。
- We hope that the results of this research will provide molecular evidences for phylogenetic relationships and dietary evolution of Coccinellidae. 通过后续分析,探讨了瓢虫科内的系统发育关系与食性演化,为建立瓢虫科正确的系统发育关系及瓢虫的有效保护、利用与防治提供分子生物学方面的证据。
- This information should be taken into account in order to estimate the phylogenetic relationship accurately. 为了准确地计算系统发育关系,空位包含的信息应该予以考虑。
- In the last ten years, mitochondrial gene arrangement comparisons are emerging as a powerful new tool for resolving phylogenetic relationships. 而在过去的十年中,线粒体基因重排已作为解决高阶元系统分类关系的有力工具。
- Chen,X-L and Wang,S-F 1997.A study on phylogenetic relationships among the subgenera of bumblebees(Hymenoptera:Apidae).Entomological Sinica,4(4):324-336. [道里刚;2004.;川渝地区熊蜂地理分布与重要环境因素之间的关系
- In this study, phylogenetic relationship of 7 Soleoidei species are analysed by sequence variation of both 16S rRNA gene and COI gene. 本文对7种鳎亚目(Soleoidei)鱼类线粒体16S rRNA基因片段和COI基因片段进行了序列比较和分子系统学分析。
- Phylogenetic relationship analysis reveals the Strepsiptera is closer to Collembola,and indicates being an independent ancient branch in phylogeny. 该结果支持了有关捻翅目属于一个独立的目级分类阶元的论点。
- In this experiment, phylogenetic relationships of 18 species of passerines were studied using Adenylate Kinase Intron 5 (AK5) sequences and DNA techniques. 实验采用核蛋白激酶基因内含子5(AK5)和DNA测序法来分析这18种鸟的分子系统发育关系。
- While the divergence of homologous genes from different species is in well congruent with phylogenetic relationship of those species. 不同物种的同一种基因的聚类关系能较好地反映物种间的系统发育关系。
- Descriptions of single new species may be accepted if accompanied by significant information on zoogeography, ecology, phylogenetic relationships, or other biological concerns. 如含有在动物地理、生态学、系统发生关系或在生物学其它方面具有显著意义的信息,可接受有关单个新种的简短描述。
- The phylogenetic relationship between Homo erectus and archaic Homo sapiens in East Asia impacts directly on the hotly debated issues. 二种主要假说“非洲起源”和“多地区连续演化”已激烈争论了近二十年。
- The phylogenetic relationship of the two types in Sparidae are also discussed in this paper and it is believed that the two types are of divergent evolution in Sparidae. 此外,还讨论了这两种鱼的亲缘关系和鲷科鱼类中两个类群及其核型的分化问题,认为从细胞遗传学角度看,鲷科鱼类的两个类群在演化过程中是分支进化的。
- Based on morphology, ecology, developmental biology, molecular biology and the evidence of fossil, the known phylogenetic relationship of Araneae was reviewed. 2. 所以我们根据形态学、化石证据、发育生物学、生态学和分子生物学等对目前蜘蛛目的分类进展作了一个综述。
- A branching, treelike diagram in which the endpoints of the branches represent specific species of organisms. It is used to illustrate phylogenetic relationships and show points at which various species have diverged from common ancestral forms. 进化分枝图一种分叉的树状图,其分枝的终点代表生物的特定品种。其被用来说明种系发展的关系,并显示在何处不同的物种从同一远祖形式分化