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At the turn of the twentieth century, William Bateson studied organismal variation and heredity of traits within the framework of evolutionary theory…
GeneticsHeredityMendel, Gregor, 1822-1884EvolutionEmbryologyThe Multi-Dimensional Human Embryo website (http://embryo.soad.umich.edu/) is a publicly accessible online database of the first three-dimensional…
OrganizationOrganizationsHuman DevelopmentAnne Laura Dorinthea McLaren was a developmental biologist known for her work with embryology in the twentieth century. McLaren was the first…
PeopleFertilizationBiographyMiceThe principal work of St. Thomas Aquinas, the Summa Theologica is divided into three parts and is designed to instruct both beginners and experts in…
LiteratureThomas, Aquinas, Saint, 1225?-1274religionCatholicismHuman DevelopmentOtto Mangold was an early twentieth century embryologist who specialized in the development of amphibian embryos. A major emphasis of his research…
PeopleOrganizers, EmbryonicBiographyAmphibiansIn nineteenth century Great Britain, Thomas Henry Huxley proposed connections between the development of organisms and their evolutionary histories,…
PeopleDarwin, Charles, 1809-1882EvolutionpaleontologyEmbryologyJacques Loeb is best known for his embryological work investigating parthenogenesis in invertebrates. Artificial Parthenogenesis and Fertilization is…
LiteratureParthenogenesisPublicationsFertilizationAlthough educated as a scientist who studied with both August Weismann and Ernst Heinrich Haeckel, Hans Adolf Eduard Driesch was first employed as a…
BiographySea UrchinsNicole Marthe Le Douarin was one of the first progressive female pioneers of developmental and embryological research. Some of her most notable and…
PeopleBiographyChicksBirdsTurtle morphology is unlike that of any other vertebrate. The uniqueness of the turtle's bodyplan is attributed to the manner in which the turtle's…
TurtlesEvolutionMorphology