V2EX phylogenetics

Phylogenetics

定义 Definition

phylogenetics(系统发育学):研究生物(或基因、物种、语言等对象)之间的进化亲缘关系及其系统发育树(进化树)的学科与方法体系,常结合形态学与分子数据(如DNA序列)来推断谱系分化历史。

发音 Pronunciation (IPA)

/faldntks/

例句 Examples

Phylogenetics helps scientists see how species are related.
系统发育学帮助科学家了解不同物种之间的亲缘关系。

Using genome-wide data, phylogenetics can estimate when lineages diverged and test competing evolutionary hypotheses.
利用全基因组数据,系统发育学可以估计谱系分化的时间,并检验相互竞争的进化假说。

词源 Etymology

来自希腊语词根组合:**phylo-**(表示“族群、谱系、种族”,与“部族/家族/谱系”相关)+ -genetics(与“起源、生成、遗传”相关)。整体含义可理解为“关于谱系起源与演化关系的研究”。该词在现代生物学中用于强调以“谱系关系(树状关系)”为核心的分类与推断方法。

相关词 Related Words

文学与经典著作 Literary Works

  • Inferring Phylogenies(Joseph Felsenstein):系统发育推断方法的经典著作,广泛使用“phylogenetics/phylogenetic”相关术语。
  • Molecular Evolution and Phylogenetics(Masatoshi Nei & Sudhir Kumar):以分子数据为核心讲解系统发育学与分子进化。
  • The Phylogenetic Handbook: A Practical Approach to Phylogenetic Analysis and Hypothesis Testing(多作者编著):面向实践操作的系统发育分析手册类权威参考书。
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