Host SpecificitySpecies SpecificityPhylogenyHost-Parasite InteractionsMolecular Sequence DataSensitivity and SpecificityYuccaGenetic VariationSequence Analysis, DNASymbiosisSubstrate SpecificityBase SequenceBiodiversityAmino Acid SequenceGenome ComponentsDNA, BacterialParasitesPlant DiseasesVirulenceHost-Pathogen InteractionsFicusRhizobiumEvolution, MolecularVesicular exanthema of swine virusPolymerase Chain ReactionViral Tail ProteinsBacterial ProteinsFabaceaeXanthomonasBiological EvolutionFish DiseasesEcosystemSalmonella PhagesPlantsGenes, BacterialWaspsDNA, Ribosomal SpacerDNA VirusesBacteriophagesRNA, Ribosomal, 16SGenome, ViralRhizobiaceaePhylogeographyAntibody SpecificityEscherichia coliCluster AnalysisSequence AlignmentDNA, RibosomalBirdsGenome, BacterialTropical ClimateLepidopteraMutationBasidiomycotaRNA VirusesNodaviridaeCyprinidaeGenotypeExtrachromosomal InheritanceDNA, MitochondrialPerciformesBird DiseasesCloning, MolecularSequence Homology, Amino AcidCattlePolymorphism, Restriction Fragment LengthDNA, ProtozoanDNA PrimersFecesPlasmidsRecombination, GeneticDNA, ViralFishesViral ProteinsPlants, MedicinalColiphagesNitrogen FixationLarvaCultural DiversityTreesCryptosporidiumGene Transfer, HorizontalGeographyGenes, rRNAGenomicsBacteriaOpen Reading FramesSequence Homology, Nucleic AcidPhenotypeBacterial Typing TechniquesDNA, FungalBacterial AdhesionBinding SitesSalmonella typhimuriumRNA, ViralModels, MolecularCattle DiseasesElectron Transport Complex IVAntibody DiversityGenetics, Population