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Amniocentesis is a test used for prenatal diagnosis of inherited diseases, Rh incompatibility, neural tube defects, and lung maturity. Normally…
AmniocentesisReproductionFetusDescriptions of terms utilized in law articles. Terms like probable, questionable, and doubtful are defined and values of case precedents are…
LawThe term morphogenesis generally refers to the processes by which order is created in the developing organism. This order is achieved as…
MorphogenesisdifferentiationThe establishment and growth of developmental-evolutionary biology owes a great debt to the work of John Tyler Bonner. Bonner's studies of cellular…
PeopleDictyosteliidaBiographyMorphogenesisMulticellularityThroughout his long and fruitful career John Tyler Bonner has made great strides in understanding basic issues of embryology and developmental-…
LiteratureMorphogenesisPublicationsThis video is composed of a sequence of films created by John Tyler Bonner in the 1940s to show the life cycle of the cellular slime mold…
DictyosteliidaMoviesAlexis Carrel was a doctor and researcher who studied tissue cultures. He continued Ross Granville Harrison's research and produced many…
Tissue Culture TechniquesBiographyTissue cultureJohannes Holtfreter made important discoveries about the properties of the organizer discovered by Hans Spemann. Although he spent much time away…
Organizers, EmbryonicBiographyFrogsFather Frank Pavone, a key proponent of the Roman Catholic Church's pro-life movement, has devoted his life's work to ending abortion, euthanasia,…
PeoplereligionReproductionBiographyCatholicismThis scrapbook is part of the Harvard University Library's collection on "Working Women, 1800-1930," which is itself part of the Open Collections…
LiteratureOrganizationsethicsReproductionmedicine