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Homozygote
(redirected from homozygosity)

    Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
homozygote (hō'mōzī`gōt): see genetics genetics, scientific study of the mechanism of heredity. While Gregor Mendel first presented his findings on the statistical laws governing the transmission of certain traits from generation to generation in 1856, it was not until the discovery and detailed study of
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homozygote [¦hō·mə′zī‚gōt]
(genetics)
An individual who has identical alleles at one or more loci and therefore produces identical gametes with respect to these loci.
Homozygote 

a cell or an organism in whose genetic makeup the homologous chromosomes carry the identical form of a given gene. A homozygote originates during the fusion of gametes that are identical for a given gene. The genetic formula of a diploid organism homozygous for allele A or a can be written in the form AA or aa; for a triploid organism, AAA or aaa; and so forth.
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Because all of the individuals within such (sub)populations are similarly homozygous, matings among known relatives within them may not increase homozygosity substantially and, therefore, produce no detectable within-population inbreeding depression.
Genetic aspects of restoring Olympia oysters and other native ... by Camara, Mark D.; Vadopalas, Brent / Journal of Shellfish Research
Homozygosity or compound heterozygosity for SHOX mutations leads to a more severe skeletal dysplasia--Langer mesomelic dysplasia.
Leri-Weill dyschondrosteosis: an underrecognised cause of short ... by Lemire, Edmond G.; Wiebe, Sheldon / South African Journal of Radiology
Homozygosity for prion protein alleles encoding glutamine-171 renders sheep susceptible to natural scrapie.
Characteristics of 263K scrapie agent in multiple hamster species by Meade-White, Kimberly D.; Barbian, Kent D.; Race, Brent; Favara, Cynthia; Gardner, Don; Taubner, Lar / Emerging Infectious Diseases
 
 
 
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