1. Random walking

   • Thomas H. Jukes

   BriefCommunication Pages: 95 - 96

2. Polymerization of the cyclic pyrophosphates of nucleosides and their analogues

   • Mahrokh Tohidi
   • Leslie E. Orgel

   OriginalPaper Pages: 97 - 103

3. On the origin of coding sequences from random open reading frames

   • Mattias Höglund
   • Torbjörn Säll
   • Dan Röhme

   OriginalPaper Pages: 104 - 108

4. Doublet preference and gene evolution

   • Ryo Hanai
   • Akiyoshi Wada

   OriginalPaper Pages: 109 - 115

5. The biological equilibrium of base pairs

   • Peter Strazewski

   OriginalPaper Pages: 116 - 124

6. Evolution of human mitochondrial DNA: Evidence for departure from a pure neutral model of populations at equilibrium

   • Laurent Excoffier

   OriginalPaper Pages: 125 - 139

7. Evolution of a protein superfamily: Relationships between vertebrate lens crystallins and microorganism dormancy proteins

   • Graeme Wistow

   OriginalPaper Pages: 140 - 145

8. Interspecies distribution of abundant DNA sequences inLilium

   • J. L. Joseph
   • J. W. Sentry
   • D. R. Smyth

   OriginalPaper Pages: 146 - 154

9. The rat P450 IID subfamily: Complete sequences of four closely linked genes and evidence that gene conversions maintained sequence homogeneity at the heme-binding region of the cytochrome P450 active site

   • Eiji Matsunaga
   • Morio Umeno
   • Frank J. Gonzalez

   OriginalPaper Pages: 155 - 169

10. GC balance in the internal transcribed spacers ITS 1 and ITS 2 of nuclear ribosomal RNA genes

    • Ramon A. Torres
    • Martin Ganal
    • Vera Hemleben

    OriginalPaper Pages: 170 - 181

11. Conservatism of sites of tRNA loci among the linkage groups of severalDrosophila species

    • John Tonzetich
    • Shizu Hayashi
    • T. A. Grigliatti

    OriginalPaper Pages: 182 - 188

12. Erratum

    Erratum Pages: 189 - 189