homozygote

American  

[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.

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homozygote British  

/ -zɪ-, -ˈzɪɡ-, ˌhəʊməʊˈzaɪɡəʊt, ˌhɒm-, ˌhəʊməʊzaɪˈɡɒtɪk, ˌhɒm- /

noun

1. an animal or plant that is homozygous and breeds true to type Compare heterozygote

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Other Word Forms

• homozygosis
  noun
• homozygotic
  adjective

Etymology

Origin of homozygote

First recorded in 1900–05; homo- + zygote

Example Sentences

The probability of the homozygote or the heterozygote is 1/4 + 1/2 = 3/4 using the sum rule.

From Textbooks • Jun. 9, 2022

Figure 12.5 A test cross can be performed to determine whether an organism expressing a dominant trait is a homozygote or a heterozygote.

From Textbooks • Jun. 9, 2022

The dominant lethal inheritance pattern is one in which an allele is lethal both in the homozygote and the heterozygote; this allele can only be transmitted if the lethality phenotype occurs after reproductive age.

From Textbooks • Jun. 9, 2022

In the second generation, only two individuals, both of whom are homozygote in B, reproduce.

From Textbooks • Jun. 9, 2022

An albino is a homozygote; that is, all its gametes are carrying the character of albinism and none of them bear the alternative character —the allelomorph—-of pigmentation.

From The Project Gutenberg Encyclopedia Volume 1 of 28 by Project Gutenberg