Self-incompatibility in plants — Self incompatibility (SI) is a general name for several genetic mechanisms in angiosperms, which prevent self fertilization and thus encourage outcrossing. In plants with SI, when a pollen grain produced in a plant reaches a stigma of the same… … Wikipedia
Cytoplasmic male sterility — is total or partial male sterility associated with plant biology as the result of specific nuclear and mitochondrial interactions.[1] Male sterility is the failure of plants to produce functional anthers, pollen, or male gametes. Contents 1… … Wikipedia
самостерильность — self sterility, self incompatibility самостерильность, самонесовместимость. Hеспособность двуполых организмов (многих растений и животных гермафродитов) к самооплодотворению; среди механизмов С. гетеростилия <heterostyly>, протандрия… … Молекулярная биология и генетика. Толковый словарь.
самостерильность — самонесовместимость Неспособность двуполых организмов (многих растений и животных гермафродитов) к самооплодотворению; среди механизмов С. гетеростилия, протандрия, протогиния, генетическая несовместимость и др.; у растений существуют эффективные … Справочник технического переводчика
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
Autoincompatibilidad — Saltar a navegación, búsqueda La fecundación en las Angiospermas es un proceso com … Wikipedia Español
reproductive system, plant — Introduction any of the systems, sexual or asexual, by which plants reproduce. In plants, as in animals, the end result of reproduction is the continuation of a given species, and the ability to reproduce is, therefore, rather conservative … Universalium
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
Mecanismos de aislamiento reproductivo — Los pinzones de Darwin son catorce especies de aves descubiertas por Charles Darwin en las islas Gal … Wikipedia Español
plant breeding — Introduction application of genetic (genetics) principles to produce plants that are more useful to humans. This is accomplished by selecting plants found to be economically or aesthetically desirable, first by controlling the mating of… … Universalium
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