title: A common switch used by plants and animals.
abstract: Comparisons of plant and animal development usually highlight their differences. The discovery that a kinase of the MAPKK class plays a key role in cell specification at the first division of the Arabidopsis embryo suggests that there may be similarities based on a common logic.
authors.affiliation: Biology Department, Duke University, Durham, NC 27708, USA.
authors.forename: Philip N
authors.initials: PN
authors.lastname: Benfey
mesh_terms: D000818:Animals; D017360:Arabidopsis / Q000196:embryology / Q000201:enzymology; D018507:Gene Expression Regulation, Developmental / Q000502:physiology; D020935:MAP Kinase Signaling System / Q000502:physiology*; D010940:Plant Proteins / Q000502:physiology; D010944:Plants / Q000196:embryology* / Q000201:enzymology*; D012639:Seeds / Q000196:embryology* / Q000201:enzymology*
chemical_list: D010940:Plant Proteins