recessive trait

recessive trait
an inherited trait that is phenotypically expressed only when the mutant allele is present in the homozygous state. Cf. dominant t.

Medical dictionary. 2011.

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  • recessive trait — nustelbiamasis požymis statusas T sritis augalininkystė apibrėžtis Požymis, kurį hibridiniame organizme nustelbia vyraujantysis tos pačios alelių poros genas. atitikmenys: angl. recessive trait rus. рецессивный признак ryšiai: sinonimas –… …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • Recessive — Re*ces sive (r[ e]*s[e^]s s[i^]v), a. 1. Going back; receding. [1913 Webster] 2. (Genetics) Not appearing in the phenotype unless both alleles of the organism have the same trait; of genetic characteristics, or of the genes coding for such… …   The Collaborative International Dictionary of English

  • recessive — Genetics ► ADJECTIVE ▪ (of a heritable characteristic) controlled by a gene that is expressed in offspring only when inherited from both parents. Compare with DOMINANT(Cf. ↑dominantly). ► NOUN ▪ a recessive trait or gene …   English terms dictionary

  • recessive — re•ces•sive [[t]rɪˈsɛs ɪv[/t]] adj. 1) tending to recede 2) gen Genetics. a) pertaining to the allele of a gene pair whose effect is masked by the second allele when both are present in the same cell or organism b) of or pertaining to the… …   From formal English to slang

  • recessive — adjective 1》 Genetics relating to or denoting heritable characteristics controlled by genes which are expressed in offspring only when inherited from both parents. Often contrasted with dominant. 2》 undergoing an economic recession. 3》 Phonetics… …   English new terms dictionary

  • trait — [[t]treɪt[/t]] brit. also [[t]treɪ[/t]] n. 1) a distinguishing characteristic or quality, esp. of one s personal nature: bad traits[/ex] 2) an inherited feature or characteristic: a recessive trait[/ex] 3) a pencil stroke 4) a touch or trace •… …   From formal English to slang

  • Recessive — Re*ces sive (r[ e]*s[e^]s s[i^]v), n. (Genetics) A genetic trait determined by a recessive[2] allele; a trait not appearing in the phenotype unless both chromosomes of the organism have the same allele; also, an allele which is recessive[2].… …   The Collaborative International Dictionary of English

  • Recessive — A trait that is evident only when one copy of the gene for it is inherited from each of the parents. * * * 1. Drawing away; receding. 2. In genetics, denoting a trait due to a particular allele or alleles at a single locus that does not manifest… …   Medical dictionary

  • Trait — In genetics, a trait refers to any genetically determined characteristic. In technical terms, a genetic trait is amenable to segregation analysis rather than quantitative analysis. A dominant lethal trait is a trait that is expressed if present… …   Medical dictionary

  • Recessive, autosomal — A genetic condition that appears only in individuals who have received two copies of an autosomal gene, one copy from each parent. The gene is on an autosome, a nonsex chromosome. The parents are carriers who have only one copy of the gene and do …   Medical dictionary

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