Homozygosity



[hoh-muh-zahy-guh s, hom-uh-] /ˌhoʊ məˈzaɪ gəs, ˌhɒm ə-/

adjective, Biology.
1.
having identical pairs of genes for any given pair of hereditary characteristics.
2.
of or relating to a homozygote.
/ˌhəʊməʊˈzaɪɡəs; -ˈzɪɡ-; ˌhɒm-/
adjective
1.
(genetics) (of an organism) having identical alleles for any one gene: these two fruit flies are homozygous for red eye colour Compare heterozygous
adj.

1902, from homo- (1) “same” + zygote + -ous. Related: homozygote.

homozygosity ho·mo·zy·gos·i·ty (hō’mō-zī-gŏs’ĭ-tē, hŏm’ō-)
n.
The condition of having identical genes at one or more loci in homologous chromosome segments.

homozygous ho·mo·zy·gous (hō’mō-zī’gəs, -mə-, hŏm’ə-)
adj.
Having the same alleles at a one or more gene loci on homologous chromosome segments.
homozygous
(hō’mō-zī’gəs)
Relating to a cell that has two identical alleles for a particular trait at corresponding positions on homologous chromosomes. Compare heterozygous.

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  • Homozygote

    [hoh-muh-zahy-goht, -zig-oht, hom-uh-] /ˌhoʊ məˈzaɪ goʊt, -ˈzɪg oʊt, ˌhɒm ə-/ noun, Biology. 1. an organism with identical pairs of genes with respect to any given pair of hereditary characters, and therefore breeding true for that character. /ˌhəʊməʊˈzaɪɡəʊt; -ˈzɪɡ-; ˌhɒm-/ noun 1. an animal or plant that is homozygous and breeds true to type Compare heterozygote […]

  • Homo-zygotic

    [hoh-muh-zahy-guh s, hom-uh-] /ˌhoʊ məˈzaɪ gəs, ˌhɒm ə-/ adjective, Biology. 1. having identical pairs of genes for any given pair of hereditary characteristics. 2. of or relating to a homozygote. /ˌhəʊməʊˈzaɪɡəs; -ˈzɪɡ-; ˌhɒm-/ adjective 1. (genetics) (of an organism) having identical alleles for any one gene: these two fruit flies are homozygous for red eye […]



  • Homozygous

    [hoh-muh-zahy-guh s, hom-uh-] /ˌhoʊ məˈzaɪ gəs, ˌhɒm ə-/ adjective, Biology. 1. having identical pairs of genes for any given pair of hereditary characteristics. 2. of or relating to a homozygote. /ˌhəʊməʊˈzaɪɡəs; -ˈzɪɡ-; ˌhɒm-/ adjective 1. (genetics) (of an organism) having identical alleles for any one gene: these two fruit flies are homozygous for red eye […]

  • Homozygous by descent

    homozygous by descent adj. Possessing two genes at a given locus that are descended from a single source, such as may occur in inbreeding.



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