gametophytic
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gametophytic — adjective see gametophyte … New Collegiate Dictionary
gametophytic — adjective a) Of or pertaining to a gametophyte plant. b) Having the characteristics of a sporophyte. Ant: sporophytic See Also: gametangium, gamete, gametogenesis, gametophyte … Wiktionary
gametophytic — ga·me·to·phyt·ic … English syllables
gametophytic — adjective see gametophyte … Useful english dictionary
gametophytic incompatibility — A phenomenon in plants, in which a pollen grain is genetically incapable of fertilizing a particular egg, because both gametes carry the identical allele at an incompatibility locus (usually denoted S). This is a mechanism for forcing… … Glossary of Biotechnology
gametophyte — gametophytic /geuh mee teuh fit ik, gam i /, adj. /geuh mee teuh fuyt , gam i /, n. Bot. the sexual form of a plant in the alternation of generations. Cf. sporophyte. [1890 95; GAMETO + PHYTE] * * * In certain plants, the sexual phase (or an… … Universalium
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
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
Apomixis — Saltar a navegación, búsqueda … Wikipedia Español
Apomixis — Not to be confused with automixis or autogamy. This article deals almost exclusively with plants. For similar processes in animals and Oomycetes, see Parthenogenesis. In botany, apomixis was defined by Winkler as replacement of the normal… … Wikipedia
