title: Neutral changes and modifications of the genetic code.
authors.affiliation: Space Sciences Laboratory, University of California, Berkeley 94608, USA.
authors.forename: T H
authors.initials: TH
authors.lastname: Jukes
mesh_terms: D000076:Acetabularia / Q000235:genetics; D000818:Animals; D002175:Candida / Q000235:genetics; D016798:Ciliophora / Q000235:genetics; D003062:Codon / Q000235:genetics*; D018388:Codon, Terminator / Q000235:genetics; D005815:Genetic Code / Q000235:genetics*; D005828:Genetics, Population; D008928:Mitochondria / Q000235:genetics; D009174:Mycoplasma / Q000235:genetics
chemical_list: D003062:Codon; D018388:Codon, Terminator