1. Synthesis of amino acyl-adenylates under prebiotic conditions

   • Mella Paecht-Horowitz
   • A. Katchalsky

   OriginalPaper Pages: 91 - 98

2. Eukaryote evolution: A view based on cytochromec sequence data

   • P. J. McLaughlin
   • M. O. Dayhoff

   OriginalPaper Pages: 99 - 116

3. Evolution of glycoproteins as judged by the frequency of occurrence of the tripeptides Asn-X-Ser and Asn-X-Thr in proteins

   • Hyogo Sinohara
   • Takeo Maruyama

   OriginalPaper Pages: 117 - 122

4. Is the fixation of observable mutations distributed randomly among the three nucleotide positions of the codon?

   • Walter M. Fitch

   OriginalPaper Pages: 123 - 136

5. Possible resolution of racemic mixtures by bistability in “bioids”, open systems which can exist in several steady states

   • Peter Decker

   OriginalPaper Pages: 137 - 143

6. The stochastic model and deviations from randomness in eukaryotictRNAs: Comparison with the PAM approach

   • Richard Holmquist

   OriginalPaper Pages: 145 - 148

7. Photocatalytic synthesis of organic compounds from CO and water: Involvement of surfaces in the formation and stabilization of products

   • Jerry S. Hubbard
   • James P. Hardy
   • Ellis E. Golub

   OriginalPaper Pages: 149 - 166

8. The relationship between precursor and mature forms of the 23 S ribosomal RNA

   • M. L. Sogin
   • C. R. Woese
   • N. R. Pace

   OriginalPaper Pages: 167 - 174

9. Sea anemone collagen: Further evidence for the existence of only oneα-chain type

   • A. Nordwig
   • H. Nowack
   • E. Hieber-Rogall

   OriginalPaper Pages: 175 - 180

10. Are human hemoglobin variants distributed randomly among the positions?

    • Walter M. Fitch

    OriginalPaper Pages: 181 - 186

11. Evolution in the pancreatic chymotrypsinogen series: N-terminal sequence determinations and comparisons

    • Arvind K. Bhargava
    • Eric A. Barnard

    OriginalPaper Pages: 187 - 198

12. Translational control of protein synthesis by tRNA unrelated to changes in tRNA concentration

    • Gary B. Weiss

    OriginalPaper Pages: 199 - 204

13. Evolution of nucleic acid replication: The possible role of simple repeating sequence polypeptides therein

    • C. R. Woese

    OriginalPaper Pages: 205 - 208

14. Comparison of RNA sequences from widely divergent species

    • Roger Morazain
    • R. J. Cedergren

    Letter to the Editor Pages: 209 - 214

15. Recently published protein sequences. II

    • Richard Holmquist
    • Thomas H. Jukes

    Letter to the Editor Pages: 215 - 229

16. Further studies of urea-catalyzed phosphorylation reactions

    • R. Österberg
    • L. E. Orgel
    • R. Lohrmann

    Letter to the Editor Pages: 231 - 234

17. Recently published papers in the field of molecular evolution

    OriginalPaper Pages: I - IV