1. Forthcoming papers

   Announcement Pages: iii - iii

2. A new member of the Balbiani ring multigene family in the dipteran Chironomus tentans consists of a single-copy version of a unit repeated in other gene family members

   • Joakim Galli
   • Lars Wieslander

   OriginalPaper Pages: 457 - 463

3. Organization and evolution of an alpha satellite DNA subset shared by human chromosomes 13 and 21

   • Gillian M. Greig
   • Peter E. Warburton
   • Huntington F. Willard

   OriginalPaper Pages: 464 - 475

4. Phylogenetic relationships of ferns deduced from rbcL gene sequence

   • Mitsuyasu Hasebe
   • Motomi Ito
   • Kunio Iwatsukil

   OriginalPaper Pages: 476 - 482

5. Homopolymer length variation in the Drosophila gene mastermind

   • Stuart J. Newfeld
   • Aloisia T. Schmid
   • Barry Yedvobnick

   OriginalPaper Pages: 483 - 495

6. Two subfamilies of MDG1 retrotransposon with different evolutionary histories in D. melanogaster

   • Dmitry I. Nurminsky

   OriginalPaper Pages: 496 - 503

7. Experimental analysis of variance for DNA hybridization: I. Accuracy

   • Robert Bleiweiss
   • John A. W. Kirsch

   OriginalPaper Pages: 504 - 513

8. Experimental analysis of variance for DNA hybridization: II. Precision

   • Robert Bleiweiss
   • John A. W. Kirsch

   OriginalPaper Pages: 514 - 524

9. Molecular phylogeny of Drosophila based on ribosomal RNA sequences

   • Michel Pélandakis
   • Michel Solignac

   OriginalPaper Pages: 525 - 543

10. The compositional patterns of the avian genomes and their evolutionary implications

    • Farida Kadi
    • Dominique Mouchiroud
    • Giorgio Bernardi

    OriginalPaper Pages: 544 - 551