Gene flow versus selection pressure and ancestral differentiation in the composition of species: Analysis of populational variation ofJuniperus ashei buch. Using terpenoid data R. P. Adams OriginalPaper Pages: 177 - 185
Study of double and triple simultaneous substitutions of amino acids in cytochromes C Jean SchlusselbergDanielle Debouverie OriginalPaper Pages: 187 - 197
Ultraviolet-gas phase and -photocatalytic synthesis from CO and NH3 J. S. HubbardG. E. VoecksD. E. Nicodem OriginalPaper Pages: 223 - 241
Simultaneous existence of different environments in aqueous clay systems and its possible role in prebiotic synthesis N. Lahav OriginalPaper Pages: 243 - 247
Comments on Holmquist's theory for paleogenetics Masaru IizukaKazushige IshiiHirotsugu Matsuda OriginalPaper Pages: 249 - 254
Comments on the articles of Flores and Bonner and of McCullough and Lemmon Togwell A. Jackson Letter to the Editor Pages: 255 - 256
A reply to the comments of Jackson on the articles of Flores and Bonner and of McCullough and Lemmon J. J. McCullough Letter to the Editor Pages: 257 - 257