selection intensity

См. также в других словарях:

• selection intensity — selection intensity. См. интенсивность 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 methods in plant breeding based on mode of reproduction — This article discusses Selection methods in plant breeding based on mode of reproduction. Some plants reproduce by (more or less strict) self fertilization where pollen from a plant will fertilise reproductive cells or ovules of the same plant.… …   Wikipedia

• Selection cutting — is the silvicultural practice of harvesting a proportion of the trees in a stand. Selection cutting is the practice of removing mature timber or thinning to improve the timber stand. This system may be used to manage even or uneven aged stands.… …   Wikipedia

• selection coefficient — A measure of the intensity of selection at a locus, commonly abbreviated as s. It represents the proportionate reduction in the gametic contribution of a particular genotype, compared with the (generally most favoured) standard genotype …   Glossary of Biotechnology

• 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

• Frequency-dependent selection — is the term given to an evolutionary process where the fitness of a phenotype is dependent on its frequency relative to other phenotypes in a given population. In positive frequency dependent selection (or purifying frequency dependent selection) …   Wikipedia

• интенсивность отбора — selection intensity интенсивность отбора. Kачественная характеристика силы отбора, действующего на данную группировку особей (популяцию); количественное выражение И.о. коэффициент отбора. (Источник: «Англо русский толковый словарь генетических… …   Молекулярная биология и генетика. Толковый словарь.

• Haldane's dilemma — refers to a limit on the speed of beneficial evolution, first calculated by J. B. S. Haldane in 1957, and clarified further by later commentators. Creationists, and proponents of intelligent design in particular, claim it remains unresolved and a …   Wikipedia

• animal breeding — Introduction  controlled propagation of domestic animals in order to improve desirable qualities. Humanity has been modifying domesticated animals to better suit human needs for centuries. Selective breeding involves using knowledge from several… …   Universalium

• photoreception — photoreceptive, adj. /foh toh ri sep sheuhn/, n. the physiological perception of light. [1905 10; PHOTO + RECEPTION] * * * Biological responses to stimulation by light, most often referring to the mechanism of vision. In one celled organisms such …   Universalium

• Кимура, Мото — Запрос «Кимура» перенаправляется сюда. Cм. также другие значения. Мотоо Кимура яп. 木村資生 Дата рождения: 13 ноября 1924 Место рождения …   Википедия