1979
Population Genetics of Mexican Drosophila VI. Cytogenetic Aspects of the Inversion Polymorphism in Drosophila pseudoobscura
Olvera O, Powell J, Rosa M, Salceda V, Gaso M, Guzman J, Anderson W, Levine L. Population Genetics of Mexican Drosophila VI. Cytogenetic Aspects of the Inversion Polymorphism in Drosophila pseudoobscura. Evolution 1979, 33: 381. DOI: 10.2307/2407628.Peer-Reviewed Original Research
1977
MICROGEOGRAPHIC DIFFERENTIATION OF CHROMOSOMAL AND ENZYME POLYMORPHISMS IN DROSOPHILA PERSIMILIS
Taylor C, Powell J. MICROGEOGRAPHIC DIFFERENTIATION OF CHROMOSOMAL AND ENZYME POLYMORPHISMS IN DROSOPHILA PERSIMILIS. Genetics 1977, 85: 681-695. PMID: 863240, PMCID: PMC1213650, DOI: 10.1093/genetics/85.4.681.Peer-Reviewed Original ResearchConceptsDrosophila persimilisEnzyme polymorphismsTemporal genetic differentiationRandom genetic driftGenetic differentiationNatural populationsGenetic driftChromosome inversionsHabitat preferencesAllozyme frequenciesMicrogeographic differentiationDispersal behaviourSelection coefficientsModel of selectionInversion frequenciesPersimilisDifferentiationHeterogeneous environmentsBehavioral differencesPolymorphismSpeciesGenotypesShort distances
1971
Genetic Polymorphisms in Varied Environments
Powell J. Genetic Polymorphisms in Varied Environments. Science 1971, 174: 1035-1036. PMID: 5120090, DOI: 10.1126/science.174.4013.1035.Peer-Reviewed Original Research
1970
Evidence of Heterosis Associated with an Enzyme Locus in a Natural Population of Drosophila*
Richmond R, Powell J. Evidence of Heterosis Associated with an Enzyme Locus in a Natural Population of Drosophila*. Proceedings Of The National Academy Of Sciences Of The United States Of America 1970, 67: 1264-1267. PMID: 5274455, PMCID: PMC283346, DOI: 10.1073/pnas.67.3.1264.Peer-Reviewed Original ResearchConceptsEnzyme lociNatural populationsWild-collected femalesCase of heterosisStarch gel electrophoresisWild populationsTetrazolium oxidaseDrosophila paulistorumHardy-Weinberg formulaFemale linesLociDrosophilaGel electrophoresisHeterosisSão JoséProgenyPopulationAllelesPolymorphismGenotypesHeterozygotesOxidase