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Theophilus 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)Victor Jollos studied fruit flies and microorganisms in Europe and the US, and he introduced the concept of Dauermodifikationen in the early 1900s.…
ParameciumDrosophilaHeredityProtistaprotozoologyBoris Ephrussi studied fruit flies, yeast, and mouse genetics and development while working in France and the US during the twentieth century. In…
Transplantation of organs, tissues, etc.MutationTissue cultureDrosophilaTissue TransplantationBoris Ephrussi and George Wells Beadle developed a transplantation technique on flies, Drosophila melanogaster, which they described in their 1936…
TechnologyTissue ExtractsGenesTransplantation of organs, tissues, etc.Tissue TransplantationChristiane Nusslein-Volhard studied how genes control embryonic development in flies and in fish in Europe during the twentieth and twenty-first…
DrosophilaEmbryologyGenesMorphogenesisRNA polymerasesEdward B. Lewis studied embryonic development in Drosophila, including the discovery of the cis-trans test for recessive genes, and the…
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