VertebratesZebrafishMolecular Sequence DataEvolution, MolecularGene Expression Regulation, DevelopmentalBiological EvolutionAmino Acid SequenceChordata, NonvertebrateMedical History TakingZebrafish ProteinsEmbryo, NonmammalianFishesHistory, 20th CenturyBody PatterningLampreysBase SequenceReptilesHagfishesHistory, 19th CenturyInvertebratesSequence Homology, Amino AcidSpecies SpecificitySequence AlignmentIn Situ HybridizationXenopus ProteinsHistory of MedicineGene DuplicationConserved SequenceAmphibiansHistory, 17th CenturyChordataHistory, 18th CenturyHomeodomain ProteinsGenomeChickensSharksOryziasCiona intestinalisTakifuguMammalsPetromyzonXenopusHistory, AncientAnimals, Genetically ModifiedHistory, 21st CenturyChick EmbryoUrochordataGenes, HomeoboxDrosophila ProteinsDrosophilaBirdsCloning, MolecularTranscription FactorsXenopus laevisHistoryLizardsHistory, MedievalMorphogenesisSyntenyFish ProteinsTetraodontiformesFossilsRisk FactorsSequence Analysis, DNAMutationHistory, 16th CenturySignal TransductionPhotoreceptor Cells, VertebrateModels, BiologicalMesodermLarvaDNA, ComplementaryExtremitiesRhombencephalonAvian ProteinsGastrulaTime FactorsDrosophila melanogasterJawNervous SystemModels, GeneticEctodermNeural CrestHistory, 15th CenturyTurtlesSequence Homology, Nucleic AcidGenetic VariationEmbryonic DevelopmentPhenotypeNatural HistoryDNA-Binding ProteinsRNA, MessengerEmbryonic InductionNerve Tissue ProteinsSkates (Fish)EyeProtein Structure, TertiaryWnt ProteinsRetinaUrodela