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procese > proces biologic > selecție > drift genetic

Preferred term

Created: 2016-02-18T09:28:51Z

Last modified: 2016-07-11T20:36:14Z

drift genetic  

Definition

  • Information Cambios en la composición genética de una población cuando el número de individuos se reduce por debajo de la frecuencia de ciertos alelos dentro de ella,

    Created: 9/25/24

    Last modified: 3/20/25

     (es)
  • Information Les changements dans la composition génétique d’une population lorsque le nombre d’individus est réduit en dessous de la fréquence de certains allèles au sein de celle-ci.

    Created: 9/25/24

    Last modified: 2/5/25

     (fr)
  • Information Random changes in gene frequency in a population caused by small effective population size, e.g. sampling error. Genetic drift may cause gene variants to disappear completely, thereby reduce genetic variation. Genetic drift is inversely related to effective population size.

    Created: 10/28/25

    Last modified: 10/31/25

     (en)
  • Information Изменения в генетическом составе популяции, когда численность отдельных ее представителей становится ниже частоты некоторых аллелей внутри нее.

    Created: 9/25/24

    Last modified: 3/21/25

     (ru)
  • Information تغييرات في التكوين الجيني للعشيرة عندما يصبح عدد الأفراد في مستوى أقل من تردد أليلات معينة بداخلها.

    Source: https://www.fao.org/3/a-i3704a.pdf

    Created: 9/25/24

    Last modified: 2/17/26

     (ar)
  • Information 当一个种群个体数目降低至其某等位基因的频率以下时的遗传组成的变化。

    Created: 9/25/24

    Last modified: 2/10/26

     (zh)

Broader concept

Entry terms

  • Information

    Created: 2016-02-18T09:29:21Z

    Last modified: 2016-07-11T20:36:10Z

    derivă genetică (ro)
  • Information

    Created: 2016-02-18T09:30:30Z

    Last modified: 2016-07-11T20:36:26Z

    fluctuaţie genetică (ro)

In other languages

URI

http://aims.fao.org/aos/agrovoc/c_37333

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RDF/XML TURTLE JSON-LD Created 11/20/11, last modified 10/28/25