PhylogenyRoseobacterSequence Analysis, DNAEvolution, MolecularMolecular Sequence DataDNA, RibosomalFossilsDNA, Ribosomal SpacerBiological EvolutionRNA, Ribosomal, 16SPhylogeographySpecies SpecificityGenetic VariationDNA, MitochondrialDinosaursRNA, Ribosomal, 28SRNA, Ribosomal, 18SAngiospermsBayes TheoremSeawaterInfluenza A Virus, H5N1 SubtypeLikelihood FunctionsSequence AlignmentGenes, rRNAGeographyGenetic SpeciationHIV-1Cluster AnalysisAlphaproteobacteriaRhodobacteraceaeMycological Typing TechniquesDinoflagellidaBase SequenceDNA, FungalDNA, BacterialGammaproteobacteriaDNA, ChloroplastHIV AntibodiesPaleontologySymbiosisAIDS VaccinesArthropodsAmino Acid SequenceGenome, MitochondrialRNA, Ribosomal, 5.8SSouth Americaenv Gene Products, Human Immunodeficiency VirusCytochromes bBase CompositionHIV Envelope Protein gp120Arenaviruses, New WorldBasidiomycotaNorth AmericaAscomycotaDNA, IntergenicGenome, BacterialBiodiversityDNA, PlantDentitionHominidaeSequence HomologyNeutralization TestsOrchidaceaeReptilesGenes, MitochondrialModels, GeneticBacterial Typing TechniquesVitaceaeLizardsBirdsFlowersEcosystemNorth SeaBacteriochlorophyll APlatyhelminthsAntibodies, NeutralizingRNA, RibosomalClassificationAquatic OrganismsGenotypeOceans and SeasGenome, PlastidSoil MicrobiologyRutaceaeInfluenza in BirdsArenaviruses, Old WorldChlorophytaCross ReactionsPlastidsPacific OceanHIV InfectionsFruiting Bodies, FungalMultilocus Sequence TypingPolymerase Chain ReactionCampanulaceaeBermudaGenome, ViralArachnidaArtiodactylaGeologic Sediments