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Curt Jacob Stern studied radiation and chromosomes in humans and fruit flies in the United States during the twentieth century. He researched the…
ChromosomesHeredityMitosisDrosophilaDrosophila melanogasterAlfred Henry Sturtevant studied heredity in fruit flies in the US throughout the twentieth century. From 1910 to 1928, Sturtevant worked in Thomas…
DrosophilaHeredityInheritance of acquired charactersColumbia University--Graduate studentsMutationTheophilus Shickel Painter studied the structure and function of chromosomes in the US during in the early to mid-twentieth century. Painter worked…
ChromosomesKaryotypesSex ChromosomesGeneticsLinkage (Genetics)Charles Robert Cantor helped sequence the human genome, and he developed methods to non-invasively determine the genes in human fetuses. Cantor…
Human Genome ProjectDNAfetal developmentFetusEmbryosDiana W. Bianchi studied the medical treatment of premature and newborn infants in the US during the twentieth and twenty-first centuries. Bianchi…
Prenatal DiagnosisGeneticsJohn D. Gearhart is a renowned American developmental geneticist best known for leading the Johns Hopkins University research team that first…
PeopleStem CellsGeneticsBiographyHomeobox genes are a cluster of regulatory genes that are spatially and temporally expressed during early embryological development. They are…
Homeobox genesGenes, HomeoboxGeneticsIn the article “The History of Twins, As a Criterion of the Relative Powers of Nature and Nurture,” Francis Galton describes his study of twins.…
LiteratureNature and nurtureGeneticsHeredityTwinsIn 1913, Alfred Henry Sturtevant published the results of experiments in which he showed how genes are arranged along a chromosome. Sturtevant…
DrosophilaHeredityInheritance of acquired charactersColumbia University--Graduate studentsMutationIn 1969, Roy J. Britten and Eric H. Davidson published Gene Regulation for Higher Cells: A Theory, in Science. A Theory proposes a minimal model…
LiteratureGenetic regulationCell differentiationEvolutionGenes