selection pressure

selection pressure
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 pressure) or disadvantageous (negative selection pressure).

Medical dictionary. 2011.

Игры ⚽ Нужно сделать НИР?

Look at other dictionaries:

  • selection pressure — selection pressure. См. давление отбора. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • selection pressure — atrankos paveikumas statusas T sritis augalininkystė apibrėžtis Atrankos poveikio intensyvumas, dauginant populiaciją. atitikmenys: angl. selection pressure rus. давление oтбора …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • selection pressure — The effect of the environment in selecting individuals best suited for survival and reproduction; see natural selection …   Dictionary of invertebrate zoology

  • selection pressure — The intensity of selection acting on a population of organisms or on cells in culture. Its effectiveness is measured in terms of differential survival and reproduction, and consequently in changes in allele frequency in a population …   Glossary of Biotechnology

  • selection pressure — noun : the effect of selection on the relative frequency of one or more genes within a population …   Useful english dictionary

  • Pressure relief valve — A pressure relief valve is a safety device that relieve in case of overpressure in vessel or piping. The generic term is or pressure relief Valve (PRV) or pressure safety valve (PSV).Main types of pressure relief valves include: *Relief valve… …   Wikipedia

  • 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

  • Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… …   Wikipedia

  • selection — noun 1 process of choosing/being chosen ADJECTIVE ▪ careful ▪ the careful selection of building materials ▪ random ▪ initial ▪ final …   Collocations dictionary

  • Pressure Sounds — Infobox record label parent = founded = 1994 founder = distributor = genre = Reggae country = United Kingdom location = url = http://www.pressure.co.uk/Pressure Sounds is a British record label, specializing in releasing reggae music. It is run… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”