PhylogenyBrassicaBacteriaMolecular Sequence DataBase SequenceGenetic LociSequence Analysis, DNAGram-Negative BacteriaEvolution, MolecularGram-Positive BacteriaRNA, Ribosomal, 16SDNA, RibosomalBacteria, AnaerobicDNA, BacterialSpecies SpecificityQuantitative Trait LociBacterial ProteinsBiological EvolutionChromosome MappingGenetic VariationSequence AlignmentBacteria, AerobicLikelihood FunctionsModels, GeneticEscherichia coliAmino Acid SequenceGenes, BacterialGenome, BacterialWater MicrobiologyGenes, rRNADNA, MitochondrialBayes TheoremDNA, Ribosomal SpacerRNA, BacterialSymbiosisGenetic MarkersSoil MicrobiologyPolymerase Chain ReactionPhenotypeGenetic LinkageMutationFossilsGenetic SpeciationGene Transfer, HorizontalSeawaterGram-Negative Aerobic BacteriaMultigene FamilyBase CompositionBacterial Physiological PhenomenaGene Expression Regulation, BacterialAnti-Bacterial AgentsGram-Negative Anaerobic BacteriaSulfur-Reducing BacteriaRNA, Ribosomal, 18SSequence Homology, Nucleic AcidPhylogeographyGenotypeGammaproteobacteriaCloning, MolecularMicrosatellite RepeatsDNA, ChloroplastSequence Homology, Amino AcidRNA, Ribosomal, 28SArchaeaCulture MediaProteobacteriaBiodiversityColony Count, MicrobialFresh WaterClassificationCluster AnalysisDNA PrimersGenome, MitochondrialBacterial Typing TechniquesAnaerobiosisDNA, PlantFungiEukaryotaEcosystemPseudomonasGenomeRecombination, GeneticMammalsCrosses, GeneticBacterial AdhesionGeographyEnterobacteriaceaePlantsGenomicsAngiospermsBiodegradation, EnvironmentalComputational BiologyVirulencePlasmidsRNA, RibosomalPolymorphism, GeneticBetaproteobacteriaGene OrderGene DuplicationGeologic Sediments