-
1 mutational drift
The English-Russian dictionary general scientific > mutational drift
-
2 mutational drift
Биология: мутационный дрейф -
3 mutational drift
-
4 drift
drift 1. дрейф, снос, пассивное перемещение; дрейфовать; дрейфовый, сносимый; 2. медленное течение, дрейфовое течение; 3. нанос; ледниковые отложенияdrift дрейф генов, или генетико-автоматические процессы, изменение генетической структуры популяции, вызванное случайными причинами (напр., малыми размерами популяции); дрейф генов не ведёт к генотипическому приспособлению к средеdrift to genetic equilibrium дрейф к установлению генетического равновесияgenetic drift дрейф генов, генетический дрейфmeiotic drift мейотический дрейфmeiotic drift мейотический дрейф, образование в процессе мейоза неравного числа гамет с различными аллелями одного локуса у гетерозиготной особиmutational drift мутационный дрейфEnglish-Russian dictionary of biology and biotechnology > drift
-
5 drift
1) дрейф, снос, пассивное перемещение; дрейфовать; дрейфовый, сносимый2) медленное течение, дрейфовое течение3) нанос; ледниковые отложения•- genetic drift
- meiotic drift
- mutational drift
См. также в других словарях:
Mutational robustness — describes the extent to which an organism’s phenotype remains constant in spite of mutation.[1] Natural selection can directly induce the evolution of mutational robustness only when mutation rates are high and population sizes are large.[2] The… … Wikipedia
heredity — /heuh red i tee/, n., pl. heredities. Biol. 1. the transmission of genetic characters from parents to offspring: it is dependent upon the segregation and recombination of genes during meiosis and fertilization and results in the genesis of a new… … Universalium
Hooded Swan (series) — The Hooded Swan Series (or Star Pilot Grainger Series) is a series of science fiction novels by Brian Stableford, published in the early 1970s, beginning with Halcyon Drift (1972). It consists of six books, which have also been collected in an… … Wikipedia
Small population size — Populations with small population size behave differently to larger populations. Often this has various harmful consequences for the survival of that population.Demographic effectsThe influence of stochastic (random) variation in demographic… … Wikipedia
Evolution — This article is about evolution in biology. For other uses, see Evolution (disambiguation). For a generally accessible and less technical introduction to the topic, see Introduction to evolution. Part of a series on … Wikipedia
evolution — evolutional, adj. evolutionally, adv. /ev euh looh sheuhn/ or, esp. Brit., /ee veuh /, n. 1. any process of formation or growth; development: the evolution of a language; the evolution of the airplane. 2. a product of such development; something… … Universalium
Molecular evolution — Part of a series on Evolutionary Biology … Wikipedia
Muller's ratchet — Illustration of chromosome crossover during genetic recombination In evolutionary genetics, Muller s ratchet (named after Hermann Joseph Muller, by analogy with a ratchet mechanism) is the process by which the genomes of an asexual population… … Wikipedia
Population genetics — is the study of the allele frequency distribution and change under the influence of the four evolutionary forces: natural selection, genetic drift, mutation and gene flow. It also takes account of population subdivision and population structure… … Wikipedia
Extinction vortex — Extinction vortices are a class of models through which conservation biologists, geneticists and ecologists can understand the dynamics of and categorize extinctions in the context of their causes. Developed by M. E. Gilpin and M. E. Soulé in… … Wikipedia
List of biology topics — Biology is the study of life and its processes. Biologists study all aspects of living things, including all of the many life forms on earth and the processes in them that enable life. These basic processes include the harnessing of energy, the… … Wikipedia
