backcross

backcross
1. Mating of an individual heterozygous at one or more loci to an individual homozygous at the same loci. 2. SYN: testcross.

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back·cross 'bak-.krȯs vt to cross (a first-generation hybrid) with one of the parental types
backcross n a mating that involves backcrossing also an individual produced by backcrossing

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back·cross (bakґkros) in experimental genetics, a cross between an offspring and one of its parents, or an organism genetically identical to one of its parents. Written also back cross.

Medical dictionary. 2011.

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Look at other dictionaries:

  • backcross — backcross. См. возвратное скрещивание. (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.

  • backcross — ● backcross nom masculin (mot anglais, de back, en arrière, et cross, croisement) Accouplement d un hybride avec l un de ses parents …   Encyclopédie Universelle

  • backcross — [bak′krôs΄] vt., vi. to cross, or breed (a hybrid) with one of its parents or with a genetic equivalent to such a parent n. an instance or result of such a breeding …   English World dictionary

  • backcross — /bak kraws , kros /, Genetics. v.t. 1. to cross (a hybrid of the first generation) with either of its parents. n. 2. an instance of such crossing. [1900 05; BACK2 + CROSS] * * * ▪ genetics       the mating of a hybrid organism (offspring of… …   Universalium

  • backcross — Crossing an individual with one of its parents or with the genetically equivalent organism. The offspring of such a cross are referred to as the backcross generation or backcross progeny …   Glossary of Biotechnology

  • backcross — grįžtamasis kryžminimas statusas T sritis augalininkystė apibrėžtis Porinis kryžminimas, kurį taikant gautieji hibridai vėl kryžminami su viena iš tėvinių formų. atitikmenys: angl. backcross rus. возвратное скрещивание ryšiai: sinonimas –… …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • backcross mapping — backcross mapping. См. картирование [генов] с помощью бэккроссирования. (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.

  • backcross Genetics — verb cross (a hybrid) with one of its parents or an organism genetically identical to one of the parents. noun an instance or result of backcrossing …   English new terms dictionary

  • backcross — I. transitive verb Date: 1904 to cross (a first generation hybrid) with one of the parental types II. noun Date: 1918 a mating that involves backcrossing; also an individual produced by backcrossing …   New Collegiate Dictionary

  • backcross — 1. verb To cross a hybrid with one of its parents 2. noun a) The act of such a crossing b) An individual produced by such a crossing …   Wiktionary

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