title: Comment on Bourgine and Stewart's "Autopoiesis and cognition".
authors.affiliation: 505 East 79th Street, Apartment 10M, New York, NY 10021, USA. DavidRipps@aol.com
authors.forename: David L
authors.initials: DL
authors.lastname: Ripps
mesh_terms: D002462:Cell Membrane / Q000502:physiology*; D003071:Cognition; D004798:Enzymes / Q000502:physiology*; D008954:Models, Biological
chemical_list: D004798:Enzymes