title: Evolutionary biology. Changing a fish's bony armor in the wink of a gene.
authors.forename: Elizabeth
authors.initials: E
authors.lastname: Pennisi
mesh_terms: D000220:Adaptation, Biological; D000483:Alleles; D000818:Animals; D005075:Biological Evolution; D001947:Breeding; D003433:Crosses, Genetic; D004777:Environment; D005121:Extremities / Q000254:growth & development; D005618:Fresh Water; D005786:Gene Expression Regulation; D005796:Genes; D016678:Genome; D018398:Homeodomain Proteins / Q000235:genetics* / Q000378:metabolism; D009154:Mutation; D051761:Paired Box Transcription Factors; D012623:Seawater; D012641:Selection, Genetic; D023701:Smegmamorpha / Q000033:anatomy & histology* / Q000235:genetics*; D014157:Transcription Factors / Q000235:genetics* / Q000378:metabolism
chemical_list: D018398:Homeodomain Proteins; D051761:Paired Box Transcription Factors; D014157:Transcription Factors; C101485:homeobox protein PITX1