Dominance versus overdominance — is a scientific controversy in the field of genetics that has persisted for more than a century.[1] These two alternative hypotheses were first stated in 1908. Genetic basis of heterosis When a population is small or inbred, it tends to lose… … Wikipedia
superdominavimo teorija — statusas T sritis augalininkystė apibrėžtis Teorija, pagal kurią heterozės reiškinys yra aiškinamas alelinių genų sąveika heterozigotinėje būklėje, kai AA<Aa>aa. atitikmenys: angl. theory of overdominance rus. теория сверхдоминирования … Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas
теория сверхдоминирования — superdominavimo teorija statusas T sritis augalininkystė apibrėžtis Teorija, pagal kurią heterozės reiškinys yra aiškinamas alelinių genų sąveika heterozigotinėje būklėje, kai AA<Aa>aa. atitikmenys: angl. theory of overdominance rus. теория … Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas
History of molecular evolution — The history of molecular evolution starts in the early 20th century with comparative biochemistry , but the field of molecular evolution came into its own in the 1960s and 1970s, following the rise of molecular biology. The advent of protein… … Wikipedia
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
Heterozygote advantage — A heterozygote advantage (heterozygous advantage) describes the case in which the heterozygote genotype has a higher relative fitness than either the homozygote dominant or homozygote recessive genotype. The specific case of heterozygote… … Wikipedia
Natural selection — For other uses, see Natural Selection (disambiguation). Part of a series on Evolutionary Biology … Wikipedia
Heterosis — Not to be confused with Heterozygosity, or with Heterotic string theory. See also: Heterozygote advantage A mixed breed dog Heterosis, or hybrid vigor, or outbreeding enhancement, is the improved or increased function of any biological quality in … Wikipedia
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
Infinite alleles model — The Japanese geneticist Motoo Kimura and American geneticist James F. Crow (1964) introduced the infinite alleles model , an attempt to determine for a finite diploid population what proportion of loci would be homozygous. This was, in part,… … Wikipedia