title: Natural variation in the genetic code.
authors.affiliation: Section of Genetics and Development, Cornell University, Ithaca, New York 14853.
authors.forename: T D
authors.initials: TD
authors.lastname: Fox
mesh_terms: D000818:Animals; D003062:Codon; D004272:DNA, Mitochondrial / Q000235:genetics; D005815:Genetic Code; D014644:Genetic Variation
chemical_list: D003062:Codon; D004272:DNA, Mitochondrial