The functional significance of the evolutionary divergence between the tryptophan operons ofEscherichia coli andSalmonella typhimurium Thomas E. Creighton OriginalPaper Pages: 121 - 137
Hot hydrogen atoms reactions of interest in molecular evolution and interstellar chemistry R. S. BeckerK. HongJ. H. Hong OriginalPaper Pages: 157 - 172
New reactions of paraformaldehyde and formaldehyde with inorganic compounds R. S. BeckerT. BercoviciK. Hong OriginalPaper Pages: 173 - 178
A re-examination of the zeolite-promoted, clay-mediated peptide synthesis Joseph T. WardenJohn J. McCulloughMelvin Calvin Letter to the Editor Pages: 189 - 194
Analysis of heterozygosity in regard to the neutrality theory of protein polymorphism Takeo MaruyamaTsuneyuki Yamazaki Letter to the Editor Pages: 195 - 199