Genetic VariationPhylogenyBiodiversitySequence Analysis, DNAMethionine AdenosyltransferaseGenes, Mating Type, FungalMolecular Sequence DataEcosystemCultural DiversityRNA, Ribosomal, 16SGeographyBacteriaEvolution, MolecularSpecies SpecificityBase SequenceGenetics, PopulationAntibody DiversityCluster AnalysisDNA, BacterialDNA, RibosomalMicrosatellite RepeatsBiological EvolutionGeologic SedimentsPolymerase Chain ReactionGenotypePhylogeographyWater MicrobiologyFresh WaterWyomingSoil MicrobiologySeawaterProteobacteriaAmino Acid SequenceMetagenomeHaplotypesAllelesGenes, SwitchPopulation DynamicsBiotaSelection, GeneticPolymorphism, GeneticArchaeaHot SpringsRecombination, GeneticBeggiatoaPolymorphism, Restriction Fragment LengthDNA FingerprintingModels, GeneticDNA, MitochondrialDNA, FungalRandom Amplified Polymorphic DNA TechniqueConservation of Natural ResourcesPopulation DensitySequence AlignmentLeptospirosisFossilsGenetic LociPhenotypeDNA PrimersDNA, PlantEnvironmental MicrobiologyGene FlowGenes, rRNAMicrobial ConsortiaEndangered SpeciesAmplified Fragment Length Polymorphism AnalysisGenetic MarkersDenaturing Gradient Gel ElectrophoresisPacific OceanDNA, Ribosomal SpacerCyclin HMetagenomicsTropical ClimateCyanobacteriaAntarctic RegionsReceptors, PheromoneMarine BiologyEnvironmentGenes, FungalEcologyBiomassSequence Homology, Nucleic AcidFungiSoilS-AdenosylmethionineBacterial Typing TechniquesGenetic SpeciationLeptospiraAscomycotaMutationPlantsGenome, BacterialPheromonesReproductionSpores, FungalOceans and SeasBaysThiotrichaceaeExtinction, BiologicalSequence Homology