The results from bootstrap analysis of the chitin synthase also supported the usefulness of the chitin synthase for phylogenetic study of filamentous fungi.
几丁质合成酶引导序列分析结果也支持了几丁质合成酶在丝状真菌系统学研究中的有效性。
Reconstruction of phylogenetic tree of organisms is one of the most important problems in evolution study.
重建系统演化树是进化研究的一个极为重要的方面。
Phylogenetic analysis has been used to study the evolutionary relationship among DNA and protein sequences of various organisms extensively.
系统发生分析被广泛应用于研究不同生物DNA、蛋白质序列的进化关系。
Bayesian phylogenetic tree analysis was applied to study evolution rule of H3 strain in detail.
为了进一步刻画H 3序列的变异规律，本研究绘制出了全部序列的进化树。
To study the phylogenetic status of some group from the view of lineage and stem species is helpful to integrate the knowledge about both of the anagenesis and the cladogenesis.
以支系和进化主干的视角看待某一类群的系统发育地位更有利于将前进进化与分支进化的认识相结合。
Objective To identify the molecular biological characteristics and to study the phylogenetic evolution of Hantavirus isolated from Apodemus peninsulae in Jilin, China.
目的研究吉林省疫区大林姬鼠中携带的汉坦病毒的分子生物学特征，并探讨其分子进化规律。
Obviously, this study is great helpful to identify the phylogenetic origin. Moreover, it is significantly meaningful for the conservation, breeding and utilization of Pudong White pig.
显然，这一研究对于探明浦东白猪的形成历史，进而对其保种、选育和利用具有一定的指导意义。
Conclusion the variation and phylogenetic analysis of the influenza a (H1N1) virus are of great importance to the epidemiological study of influenza.
结论甲型H1N1分离株的变异特征及亲缘进化，分析对流感的流行病学研究具有重要意义。
Objectives to construct the cloning vector of glycoprotein E1 gene of rubella virus, to study the mutation of glycoprotein E1 gene, and to analyze the sequence of E1 gene by the phylogenetic tree.
目的建立风疹病毒包膜糖蛋白e1的克隆载体；研究e1基因变异情况，并对其序列进行系统发生树分析。
Using the method of morphology classification, 13 agricultural characters of 42 melon germplasm resources were clustered to study their phylogenetic relationship.
本试验采用形态学分类学的方法，对源自于国内外的42份薄皮甜瓜种质资源的13个农艺性状进行了聚类分析。
Using the method of morphology classification, 13 agricultural characters of 42 melon germplasm resources were clustered to study their phylogenetic relationship.
本试验采用形态学分类学的方法，对源自于国内外的42份薄皮甜瓜种质资源的13个农艺性状进行了聚类分析。
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