V2EX genetic architecture

Genetic Architecture

定义 Definition

genetic architecture 指某个性状(如身高、疾病风险、行为倾向等)的遗传“构造/结构”:包括哪些基因位点参与、各位点效应大小、基因之间如何相互作用(如上位性)、以及基因与环境如何共同影响该性状。该术语常用于数量遗传学、群体遗传学与复杂性状研究中。(也可更广义地指某类性状在遗传层面的整体组织方式。)

发音 Pronunciation (IPA)

/dntk rktktr/

例句 Examples

Genetic architecture helps explain why the same disease can look different in different people.
遗传架构有助于解释为什么同一种疾病在不同人身上表现会不同。

The study suggests that the genetic architecture of height involves thousands of variants with small effects, shaped by both ancestry and environment.
研究表明,身高的遗传架构涉及成千上万个效应很小的遗传变异,并同时受到祖源与环境的塑造。

词源 Etymology

genetic 来自 gene(基因)与后缀 -etic(表示“与……有关”);architecture 原指“建筑的结构/构造”,源自希腊语 arkhitekton(总建筑师)。合一起是一个比喻性表达:把性状背后的遗传因素看作一套“结构设计”,强调其组成与组织方式。

相关词 Related Words

文学与著作出现 Literary Works

  • Genetics and Analysis of Quantitative Traits(Lynch & Walsh)讨论复杂性状的遗传基础与模型时常涉及“遗传架构”的概念。
  • Principles of Population Genetics(Hartl & Clark)在解释变异、选择与复杂性状时会使用/讨论该术语与相关框架。
  • Genome-Wide Association Studies and Genomic Prediction 等学术综述与专著在总结复杂疾病与数量性状研究结果时频繁出现 “genetic architecture”。
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