hemizygous

hemizygous
Having unpaired genes in an otherwise diploid cell; males are normally h. for genes on both sex chromosomes. SYN: hemizygotic.

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hemi·zy·gous -'zī-gəs adj having or characterized by one or more genes (as in a genetic deficiency or in an X chromosome paired with a Y chromosome) that have no allelic counterparts
hemi·zy·gos·i·ty -zī-'gäs-ə-tē n, pl -ties

* * *

adj.
describing genes that are carried on an unpaired chromosome, for example the genes on the X chromosome in males.
hemizygote n.

Medical dictionary. 2011.

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Look at other dictionaries:

  • hemizygous — [hem΄i zī′gəs] adj. being or having a gene, esp. one on the X chromosome, that lacks an allelic complement and which therefore always expresses the trait which it carries * * * …   Universalium

  • hemizygous — [hem΄i zī′gəs] adj. being or having a gene, esp. one on the X chromosome, that lacks an allelic complement and which therefore always expresses the trait which it carries …   English World dictionary

  • hemizygous — | ̷ ̷ ̷ ̷+|zīgəs, hēˈmizə̇gəs adjective Etymology: hemi (I) + zygous : having or characterized by unpaired genes or a haploid organism or generation a hemizygous sex chromosome …   Useful english dictionary

  • hemizygous gene — hemizigotinis genas statusas T sritis augalininkystė apibrėžtis Genas, neturintis homologų homologinėse chromosomose. Tokie yra visi haploidinių organizmų genai, taip pat heterogametinėse lytinėse ir neporinėse monosomikų chromosomose esantys… …   Žemės ūkio augalų selekcijos ir sėklininkystės terminų žodynas

  • hemizygous — adjective Date: circa 1921 having or characterized by one or more genes (as in a genetic deficiency or in an X chromosome paired with a Y chromosome) that have no allelic counterparts …   New Collegiate Dictionary

  • hemizygous — adj. [Gr. hemisys, half; zygon, yoke] A gene with no allele; gene in a haploid organism; sex linked gene as in xy xx; gene in a part of a chromosome where the corresponding part has been deleted …   Dictionary of invertebrate zoology

  • hemizygous — adjective Having some single copies of genes in an otherwise diploid cell or organism …   Wiktionary

  • hemizygous — adj. (Biology) of or pertaining to a hemizygote, of or pertaining to an individual that has only one gene out of a pair …   English contemporary dictionary

  • hemizygous — hemi·zy·gous …   English syllables

  • hemizygous — adj. describing genes that are carried on an unpaired chromosome, for example the genes on the X chromosome in males. Derivatives: hemizygote n …   The new mediacal dictionary

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