Biological EvolutionEvolution, MolecularPhylogenyCell LineageMolecular Sequence DataAmino Acid SequenceSequence Homology, Amino AcidBase SequenceSequence Homology, Nucleic AcidSequence AlignmentSequence Analysis, DNACloning, MolecularVertebratesMultigene FamilySpecies SpecificityChordataReplication OriginGene DuplicationCiona intestinalisConserved SequenceStructural Homology, ProteinInvertebratesChordata, NonvertebrateProtein Structure, TertiaryEukaryotaGene Transfer, HorizontalGenetic VariationReptilesModels, MolecularNymphaeaModels, GeneticEukaryotic CellsPlacozoaTrichomonasGene Expression Regulation, DevelopmentalFossilsGenes, BacterialMammalsFishesAngiospermsSequence HomologyPlantsEscherichia coliGenesArthropodssrc Homology DomainsMutationDNA, BacterialSelection, GeneticBinding SitesDNA, ComplementaryChromosome MappingBacterial ProteinsSymbiosisTranscription FactorsIntronsCnidariaNucleic Acid HybridizationDNAHominidaeBacteriaPan paniscusProkaryotic CellsSea AnemonesGenomeZingiberalesCell DifferentiationChlorophytaPolymerase Chain ReactionDNA, MitochondrialPlasmidsCluster AnalysisOpen Reading FramesArchaeaDNA, AlgalPrimatesDNA PrimersRestriction MappingDrosophilaModels, BiologicalHydrozoaProtein BindingRNA, MessengerLikelihood FunctionsPhenotypeProtein ConformationSyntenyAlgal ProteinsPlant ProteinsProtein Structure, SecondaryPoriferaProteinsCell LineDNA-Binding ProteinsGenome, BacterialInsectsBody PatterningGene LibrarySignal TransductionRepetitive Sequences, Nucleic Acid