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系统树
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系统树
Encyclopedia
农学
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Phylogenetic tree
系统树
基于形态或者分子数据,用来描述生物类群亲缘关系的树状分支结构,又称系统发育树,是研究和推测物种进化历史的拓扑结构。基于分子生物学证据的系统树是研究物种分类、演化、扩散、适应等的主要手段。
Biology
phylogenetic tree
系统树
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center for reproductive medicine
Center for Research Libraries
Center for Studies of Information Resources, Wuhan University
center for the performing arts
Center for the Protection, Inheritance and Performance of Folk Culture and Art of Bobai County
Center for the Studies of Latin America,Peking University
Center for the Studies of Latin America,Nankai University
center function
centering
centering machine
centering rod
centerless algebra
centerless grinder
centerless grinding
centerless quadric curve
centerless quadric surface
center-limb variation
center line
center-line
center line survey
center manifold
center manifold theorem
center mass system
center method
center of a ball
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