Genetics - Wikipedia, the free encyclopedia

... of a sex-linked white eye mutation in fruit flies.[19] In 1913, his student Alfred Sturtevant used the phenomenon of genetic linkage to show that genes are arranged linearly on the chromosome.[20]

White

... white eye-color gene in Drosophila induces male-male courtship, the behavior of four classes of mutants was studied: those mutant for the white gene, those mutant for genes encoding the White binding ...

Thomas Hunt Morgan at Columbia University

... between these sex-linked chromosomes and the segregation of the factors determining eye color. When the mother was homozygous and had two copies of the gene for red eyes, the male offspring invariably ...

A crispr-Cas9 gene drive system targeting female ...

... experiment for such a use, a crispr-based construct was used to demonstrate gene drive activity in a single generation at an eye color locus in Drosophila and using a split-drive system in yeast8, 9.

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Chromosomes carry genes :: DNA from the Beginning

... trait was seen exclusively in males of the second generation. They concluded that white-eyed is a sex-linked recessive trait. The gene for eye color must be physically located on the X chromosome.

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Dominant gene | definition of Dominant gene by Medical ...

sex-linked gene a gene carried on a sex chromosome (X or Y); only X linkage has clinical significance. See X-linked gene.

Homosexuality and Biology - The Atlantic

... Every discovered Drosophila gene mutation is given a name, and Gill had called his mutation "fruity." Hall, considering this name to be denigrating, redubbed it, still somewhat tongue-in-cheek ...

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विकासक्रम - Wikipedia

... the human eye uses four genes to make structures that sense light: three for color vision and one for night vision; all four arose from a single ancestral gene.[३६] Another advantage of duplicating a ...

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... 11:00360029 - Depleted genetic variation of the European ground squirrel in Central Europe in both microsatellites and the major histocompatibility complex gene: implications for conservation (2011)
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