1. Random walking

   • Thomas H. Jukes

   BriefCommunication Pages: 1 - 2

2. Template-directed synthesis of acyclic oligonucleotide analogues

   • J. Visscher
   • Alan W. Schwartz

   OriginalPaper Pages: 3 - 6

3. Compositional patterns in vertebrate genomes: Conservation and change in evolution

   • Giorgio Bernardi
   • Dominique Mouchiroud
   • Giacomo Bernardi

   OriginalPaper Pages: 7 - 18

4. Heterochrony and the introduction of novel modes of morphogenesis during the evolution of moth choriogenesis

   • Jerome C. Regier
   • Nicholas S. Vlahos

   OriginalPaper Pages: 19 - 31

5. Molecular characterization of a cloned dolphin mitochondrial genome

   • Šárka O. Southern
   • Peter J. Southern
   • Andrew E. Dizon

   OriginalPaper Pages: 32 - 42

6. Nucleotide sequence of the genomic region encoding alcohol dehydrogenase inDrosophila affinidisjuncta

   • Robert G. Rowan
   • W. J. Dickinson

   OriginalPaper Pages: 43 - 54

7. Domain organization and intron positions inCaenorhabditis elegans collagen genes: The 54-bp module hypothesis revisited

   • Chris Fields

   OriginalPaper Pages: 55 - 63

8. Primary structure and evolutionary relationship between the adult α-globin genes and their 5′-flanking regions ofXenopus laevis andXenopus tropicalis

   • Jürg Stalder
   • Urs Wirthmüller
   • Rudolf Weber

   OriginalPaper Pages: 64 - 71

9. DNA sequence analysis and structural relationships among the cytoskeletal actin genes of the sea urchinStrongylocentrotus purpuratus

   • David S. Durica
   • David Garza
   • Monika M. Hryniewicz

   OriginalPaper Pages: 72 - 86

10. Plant mitochondrial DNA evolved rapidly in structure, but slowly in sequence

    • Jeffrey D. Palmer
    • Laura A. Herbon

    OriginalPaper Pages: 87 - 97

11. The evolutionary relationships among known life forms

    • Robert Cedergren
    • Michael W. Gray
    • David Sankoff

    OriginalPaper Pages: 98 - 112

12. Phylogenetic calibration of the 5′ terminal domain of large rRNA achieved by determining twenty eucaryotic sequences

    • Liang-Hu Qu
    • Monique Nicoloso
    • Jean-Pierre Bachellerie

    OriginalPaper Pages: 113 - 124

13. Unusual evolutionary conservation of 5S rRNA pseudogenes inAspergillus nidulans: Similarity of the DNA sequence associated with the pseudogenes with the mouse immunoglobulin switch region

    • Piotr Borsuk
    • Marek Gniadkowski
    • Piotr P. Stępień

    OriginalPaper Pages: 125 - 130

14. Evolution of protein inhibitors of serine proteinases: Positive Darwinian selection or compositional effects?

    • Dan Graur
    • Wen-Hsiung Li

    OriginalPaper Pages: 131 - 135

15. Novel hemoglobin components and their amino acid sequences from the crab-eating macaque (Macaca fascicularis)

    • Akiko Takenaka
    • Kenji Takahashi
    • Osamu Takenaka

    OriginalPaper Pages: 136 - 144

16. Alcohol dehydrogenase polymorphism inDrosophila: Enzyme kinetics of product inhibition

    • Pieter W. H. Heinstra
    • Willem Scharloo
    • George E. W. Thorig

    OriginalPaper Pages: 145 - 150

17. cDNA and deduced amino acid sequences of cytochrome c fromChlamydomonas reinhardtii: Unexpected functional and phylogenetic implications

    • Bruno B. Amati
    • Michel Goldschmidt-Clermont
    • Jean-David Rochaix

    OriginalPaper Pages: 151 - 160

18. A flexible method to align large numbers of biological sequences

    • William R. Taylor

    OriginalPaper Pages: 161 - 169

19. Cyclization of nucleotide analogues as an obstacle to polymerization

    • Aubrey R. Hill Jr.
    • L. Dee Nord
    • Roland K. Robins

    Letter to the Editor Pages: 170 - 171

20. Announcement

    Announcement Pages: 172 - 172