Genetic and biochemical implications of the endosymbiotic origin of the chloroplast Norman F. Weeden OriginalPaper Pages: 133 - 139
An exceptional amino acid replacement on the distal side of the iron atom in proboscidean myoglobin Alejo E. Romero-HerreraMorris GoodmanHiroshi Mizukami OriginalPaper Pages: 140 - 147
The evolution of a family of short interspersed repeats in primate DNA Catherine M. HouckCarl W. Schmid OriginalPaper Pages: 148 - 155
An improved method for estimating sequence divergence of DNA using restriction endonuclease mappings N. KaplanK. Risko OriginalPaper Pages: 156 - 162
Reassignment of residue 122 in the myoglobin from the killer whale,Orcinus orca Joseph L. MeuthBarry N. JonesFrank R. N. Gurd Letters to the Editor Pages: 163 - 166
Statistical properties of the Jukes-Holmquist method of estimating the number of nucleotide substitutions: Reply to Holmquist and Conroy's criticism Masatoshi NeiYoshio Tateno OriginalPaper Pages: 182 - 187
Characterization ofκ-casein and keratin domains in fibrinogen Pierre JollèsJacqueline JollèsAgnes Henschen OriginalPaper Pages: 188 - 189
The effect of poly(C) on the formation of peptide bonds from the 2′(3′)-glycyl ester of a guanosine nucleotide Arthur L. WeberLeslie E. Orgel Short Communication Pages: 190 - 191
Estimating the total number of nucleotide substitutions since the common anchestor of a pair of homologous genes: Comparison of several methods and three beta hemoglobin messenger RNA's Walter M. Fitch Erratum Pages: 192 - 192