Are extreme halophiles actually “bacteria”? Linda J. MagrumKenneth R. LuehrsenCarl R. Woese OriginalPaper Pages: 1 - 8
Amino acid activation with adenosine 5′-phosphorimidazolide A. L. WeberL. E. Orgel OriginalPaper Pages: 9 - 16
Formation of P1, P2-dinucleoside 5′-pyrophosphates under potentially prebiological conditions R. LohrmannL. E. Orgel OriginalPaper Pages: 17 - 23
Mechanistic possibilities in prebiotic thiophosphate chemistry Istvan KapovitsJoseph Nagyvary OriginalPaper Pages: 25 - 33
Evolutionary change in invertebrate cytochromec A. LyddiattD. PeacockD. Boulter OriginalPaper Pages: 35 - 45
Relationship between gene function and gene location inEscherichia coli Monica RileyLawrence SolomonDavid Zipkas OriginalPaper Pages: 47 - 56
Parallel evolution of pairs of dehydrogenase isoenzymes Edward SenkbeilHarold B. White III OriginalPaper Pages: 57 - 66
Goodman et al.'s method for augmenting the number of nucleotide substitutions Yoshio TatenoMasatoshi Nei OriginalPaper Pages: 67 - 73
On investigating the statistical properties of the populous path algorithm by computer simulation John CzelusniakMorris GoodmanG. William Moore OriginalPaper Pages: 75 - 85