title: Developmental genes and the origin and evolution of Metazoa.
authors.affiliation: Department of Biology, University of California, Los Angeles 90024-1606, USA.
authors.forename: D K
authors.initials: DK
authors.lastname: Jacobs
mesh_terms: D000818:Animals; D005075:Biological Evolution; D019143:Evolution, Molecular; D018507:Gene Expression Regulation, Developmental; D005796:Genes; D050437:Genes, Developmental; D005801:Genes, Homeobox; D008967:Molecular Biology; D009024:Morphogenesis; D010802:Phylogeny; D017385:Sequence Homology