A unique pattern of toxic synthesis in pentitol catabolism: Implications for evolution Georg A. ScangosAlbey Mahesh Reiner OriginalPaper Pages: 189 - 195
The covarion model for the evolution of proteins: Parameter estimates and comparison with holmquist, cantor, and Jukes' stochastic model John M. Karon OriginalPaper Pages: 197 - 218
Two types of amino acid substitutions in protein evolution Takashi MiyataSanzo MiyazawaTeruo Yasunaga OriginalPaper Pages: 219 - 236
Studies of oligoadenylate formation on a poly(U) template R. LohrmannL. E. Orgel OriginalPaper Pages: 237 - 257
Prebiotic nucleotide oligomerization in a fluctuating environment: Effects of kaolinite and cyanamide Daniel G. OdomNoam LahavSherwood Chang OriginalPaper Pages: 259 - 264
Multilocus enzymes, gene regulation, and genetic sufficiency Emile Zuckerkandl Erratum Pages: 265 - 265