Geoffroy and the homeobox.
D000818:Animals; D001483:Base Sequence; D005075:Biological Evolution; D001695:Biology / Q000266:history; D004330:Drosophila / Q000235:genetics; D004626:Embryology / Q000266:history; D005796:Genes; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D012689:Sequence Homology, Nucleic Acid; D014981:Xenopus