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In 1951 and 1952, Alfred Hershey and Martha Chase conducted a series of experiments at the Carnegie Institute of Washington in Cold Spring Harbor,…
BacteriophagesDNACold Spring Harbor LaboratoryProtein PrecursorsAmino Acid SequenceIn 'Altruism and the Origin of the Worker Caste,' Bert Hölldobler and Edward Osborne Wilson explore the evolutionary origins of worker ants. '…
LiteratureAntsInsect societiesKin selection (Evolution)EvolutionMax Ludwig Henning Delbrick applied his knowledge of theoretical physics to biological systems such as bacterial viruses called bacteriophages, or…
Meselson, MatthewUniversity of RochesterDNA ReplicationBacteriophagesEscherichia coliDennis Lo, also called Yuk Ming Dennis Lo, is a professor at the Chinese University of Hong Kong in Hong Kong, China. In 1997, Lo discovered fetal…
genetic testingHuman chromosome abnormalities--DiagnosisPrenatal DiagnosisAmniocentesisChorionic Villus SamplingOliver Smithies researched physical chemistry, biochemistry, and genetics in England, Canada, and the United States during the twentieth and early…
Genetic TechniquesElectrophoresis, Starch GelMice, KnockoutGenetics--ResearchElectrophoresisPaul M. Brakefield and his research team in Leiden, the Netherlands, examined the development, plasticity, and evolution of butterfly eyespot…
ButterfliesDevelopmental BiologyPhenotypic plasticityGenotype-environment interactionEvolutionary developmental biologyMeiosis, the process by which sexually-reproducing organisms generate gametes (sex cells), is an essential precondition for the normal formation of…
MeiosisReproductionHuman DevelopmentIn 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 studentsMutationMultiplex Automated Genome Engineering, or MAGE, is a genome editing technique that enables scientists to quickly edit an organism’s DNA to produce…
TechnologyGenetic EngineeringGenetic engineering industryGenetic epidemiologyGene librariesThe Human Genome Project (HGP) was an international scientific effort to sequence the entire human genome, that is, to produce a map of the base…
OrganizationsHuman Genome ProjectNational Center for Human Genome Research (U.S.)National Human Genome Research Institute (U.S.)Sequence Analysis, DNA