Phylogeny Studies of heterochrony are built upon the phylogenetic assumptions used.
异时性的系统发育研究是建立在系统发育假设的基础上的。
This result was compatible with the phylogenetic hypothesis.
这一结果支持系统进化论假说。
This is the web page of Plant Systematics: a Phylogenetic Approach.
这是植物系统分类法：系统发生学方法的网页。
The phylogenetic analysis indicated its high conservation during evolution.
系统发育学分析显示，该基因在进化中高度保守。
Reconstruction of phylogenetic tree depends upon treemaking method and data set.
系统树的构建依赖于一定的方法和数据。
The phylogenetic relationship of the Ascalabotans lizards are studied simultaneously.
同时分析了游舌部蜥蜴的系统发育关系。
The sequences thus obtained underwent phylogenetic tree analysis and amino acid variation analysis.
然后将所得序列进行系统进化树和氨基酸变异分析。
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。
Moreover, the history of evolution should give us some clues regarding phylogenetic emergence of behavior.
此外，演化史应能提供我们一些有关行为在种属发生上的线索。
Species which do not contain the H genome in the two genera have rather distant phylogenetic relationships.
不含H染色体组的披碱草属及大麦属的物种具有较远的亲缘关系。
In sum, we don't believe phylogenetic relationship acquired by limited molecular sequences data is credible.
综上，我们认为仅仅由有限的分子序列数据获得的系统发育关系是不可靠的。
Nonhuman primates were phylogenetic closeness to human being and its ES cell lines are very similar to human.
非人灵长类作为与人类亲缘关系最密切的动物，其ES细胞与人类十分接近。
Using single genes as phylogenetic markers, it is difficult to trace organismal phylogeny in the presence of HGT .
使用单基因作为系统发育的标记，在有水平基因转移存在的情况下很难追查生物的系统发育。
However, 16s rRNA-based phylogenetic trees are increasingly leading to advances in medicine, primarily in two ways.
不过基于16srRNA序列的分类树却对医学的贡献越来越大，主要体现在两个方面。
A new phylogenetic analysis suggests that this rare early Cambrian anthozoan be among the primitive crown cnidarians.
新的谱系分析显示，它应该代表刺胞动物门中的一个原始类群。
To confirm the breakpoints, separate phylogenetic analysis according to the breakpoints was performed with MEGA software.
用MEGA软件按断点分段做基因进化树分析以验证该断点的正确性；
A model and an algorithm were provided for constructing phylogenetic tree based on the principle of maximum likelihood estimate.
利用最大似然估计原理，给出了构建系统发生树的模型和算法。
A short distance up the phylogenetic scale, however, another, non-physical boundary appears that exists outside the physical one.
然而，进化阶段上的短距离，即另一个非物理疆界出现了，它存在于物理疆界之外。
The phylogenetic relationship between different duck breeds was in accordance with their breeding history, differentiation and localities.
各鸭品种的分子系统发生关系与其育成史、分化及地理分布基本一致。
Recent phylogenetic analyses of multiple molecular data sets indicate that Trimeniaceae is one of the basal taxa of the extant angiosperms.
最新的分子系统发育研究显示，腺齿木科是现存被子植物的重要基部类群之一。
We also find that the genomic GC content of bacterial and archaeal genomes is more important than phylogenetic lineage in gene recognition.
我们还发现基因组的GC含量比进化上的亲缘关系对于细菌、古细菌的基因识别更为重要。
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。
The majority of data set used in molecular phylogenetic research comes from DNA and amino acid sequences and sometimes also molecular markers.
在分子系统演化研究中，所使用的数据大多是DNA序列、氨基酸序列和分子标记。
This consideration has an important consequence for reasonable expectations of the phylogenetic history of one specific trait, such as human language.
这个考虑对一个特别的特征在动植物种类史的合理的预期有一个重要的结果，例如人类的语言。
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。
Different phylogenetic algorithms code gaps in different ways. However, it is not clear the effect of different gap coding methods on phylogenetic results.
不同的系统发育重建算法以不同的方式编码空位，但是不同的编码方式对系统发育分析结果的影响并不清楚。
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。
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。
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