Directional mutation pressure, selective constraints, and genetic equilibria Noboru Sueoka OriginalPaper Pages: 95 - 114
Role of interspecies transfer of chromosomal genes in the evolution of penicillin resistance in pathogenic and commensal Neisseria species Brian G. SprattLucas D. BowlerJohn Maynard Smith OriginalPaper Pages: 115 - 125
Complementary DNA-DNA hybridization in Drosophila Adalgisa CacconeJennifer M. GleasonJeffrey R. Powell OriginalPaper Pages: 130 - 140
Nucleotide sequence of the genome of the filamentous bacteriophage I2-2: Module evolution of the filamentous phage genome Alphons P. M. StassenEric F. P. M. SchoenmakersRuud N. H. Konings OriginalPaper Pages: 141 - 152
Substitutional bias confounds inference of cyanelle origins from sequence data P. J. LockhartC. J. HoweA. W. D. Larkum OriginalPaper Pages: 153 - 162
Three patterns of mitochondrial DNA nucleotide divergence in the meadow vole, Microtus pennsylvanicus Dorothy E. PumoCarleton J. PhillipsColleen Millan OriginalPaper Pages: 163 - 174
A comparison of evolutionary rates of the two major kinds of superoxide dismutase Michael W. SmithRussell F. Doolittle OriginalPaper Pages: 175 - 184