heterogamy

heterogamy
1. Conjugation of unlike gametes. 2. Bearing different types of flowers. 3. Reproduction by indirect methods of pollination. [hetero- + G. gamos, marriage]

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het·er·og·a·my -mē n, pl -mies
1) sexual reproduction involving fusion of unlike gametes often differing in size, structure, and physiology
2) the condition of reproducing by heterogamy

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het·er·og·a·my (het″ər-ogґə-me) [hetero- + Gr. gamōs marriage] 1. reproduction resulting from the union of two dissimilar gametes, particularly in higher organisms. See also anisogamy and oogamy. 2. alternation of generations in which the two types of sexual reproduction alternate, as bisexual and parthenogenetic.

Medical dictionary. 2011.

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  • Heterogamy — has a number of biological definitions: *In reproductive biology, heterogamy is the alternation of differently organized generations, applied to the alternation between parthenogenetic and a sexual generation. This type of heterogamy occurs for… …   Wikipedia

  • Heterogamy — Het er*og a*my, n. [See {Heterogamous}.] [1913 Webster] 1. (Bot.) The process of fertilization in plants by an indirect or circuitous method; opposed to orthogamy. [1913 Webster] 2. (Biol.) That form of alternate generation in which two kinds of… …   The Collaborative International Dictionary of English

  • heterogamy — heterogamy. См. гетерогамия. (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.

  • heterogamy — noun Date: circa 1894 1. sexual reproduction involving fusion of unlike gametes often differing in size, structure, and physiology 2. the condition of reproducing by heterogamy …   New Collegiate Dictionary

  • heterogamy — heterogamija statusas T sritis ekologija ir aplinkotyra apibrėžtis Dviejų nevienodo dydžio skirtingos lyties gametų susiliejimas apvaisinimo metu. atitikmenys: angl. heterogamy vok. Heterogamie, f rus. гетерогамия, f …   Ekologijos terminų aiškinamasis žodynas

  • heterogamy — heterogamija statusas T sritis augalininkystė apibrėžtis Biologinis vyksmas, kurio metu vyriški individai perduoda palikuonims kitokius genus arba jų rinkinius, negu moteriški individai. atitikmenys: angl. heterogamy rus. гетерогамия …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • heterogamy — n. [Gr. heteros, different; gamos, marriage] 1. Alternation of bisexual with parthenogenetic reproduction. 2. The preference of an individual to mate with an unlike phenotype or genotype; see homogamy. 3; see anisogamy …   Dictionary of invertebrate zoology

  • heterogamy — /het euh rog euh mee/, n. heterogamous state. [1870 75; HETERO + GAMY] * * * …   Universalium

  • heterogamy — noun a) The state of conjugating gametes that are different in size, structure and function b) Marriage or similar union between people of different sexes, or social strata, such as races …   Wiktionary

  • heterogamy — n. quality of having two gametes which differ in character or form (Biology) …   English contemporary dictionary

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