negative selection

Selection against individuals possessing a certain character.
Opposite: positive selection.

Glossary of Biotechnology for Food and Agriculture . 2015.

Look at other dictionaries:

  • Negative selection — may refer to: In biology: Negative selection (natural selection), in natural selection it refers to the selective removal of rare alleles that are deleterious Negative selection (artificial selection), in artificial selection it refers to where… …   Wikipedia

  • negative selection — negatyvioji atranka statusas T sritis augalininkystė apibrėžtis Masinės atrankos atmaina, kurios metu iš pasėlio pašalinami blogiausi augalai. atitikmenys: angl. negative selection rus. негативный отбор …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • negative selection — negatyvioji atranka statusas T sritis augalininkystė apibrėžtis Nepageidaujamų populiacijos individų išbrokavimas. atitikmenys: angl. negative selection rus. негативный отбор …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • Negative selection (natural selection) — For other uses, see Negative selection (disambiguation). In natural selection, negative selection[1] or purifying selection is the selective removal of alleles that are deleterious. This can result in stabilizing selection through the purging of… …   Wikipedia

  • Negative selection (artificial selection) — For other uses, see Negative selection (disambiguation). In artificial selection, negative selection is where negative, rather than positive, traits of a species are selected for evolutionary continuance. It is generally not desirable, but may be …   Wikipedia

  • Negative selection (politics) — For other uses, see Negative selection (disambiguation). Negative selection is a political process that occurs especially in rigid hierarchies, most notably dictatorships, but also to lesser degrees in such settings as corporations or electoral… …   Wikipedia

  • Selection (biologie) — Sélection (biologie) Pour les articles homonymes, voir Sélection. La sélection désigne, dans le domaine de la biologie : soit la survie et la reproduction différentielles des phénotypes. soit le système pour isoler ou identifier des… …   Wikipédia en Français

  • Sélection génétique — Sélection (biologie) Pour les articles homonymes, voir Sélection. La sélection désigne, dans le domaine de la biologie : soit la survie et la reproduction différentielles des phénotypes. soit le système pour isoler ou identifier des… …   Wikipédia en Français

  • selection pressure — n the effect of selection on the relative frequency of one or more genes within a population * * * an effect produced by a given gene that determines the frequency of a given allele; it may be advantageous for survival (positive selection… …   Medical dictionary

  • Selection — mergefrom|Evolutionary pressure|Talk:Selection|date=September 2007|Richard001In the context of evolution, certain traits or alleles of a species may be subject to selection. Under selection, individuals with advantageous or adaptive traits tend… …   Wikipedia

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