1. Genetics of gel consistency in rice (Oryza sativa L.)

   • S. X. Tang
   • G. S. Khush
   • B. O. Juliano

   OriginalPaper Pages: 69 - 78

2. Contrasting patterns of genetic structure and evolutionary history as revealed by rnitochondrial DNA and nuclear gene-enzyme variation betweenDrosophila melanogaster andDrosophila simulans

   • Lawrence R. Hale
   • Rama S. Singh

   OriginalPaper Pages: 79 - 89

3. Heat shock-induced relaxation of restriction enzyme specificity inEscherichia coli

   • M. C. Raja
   • K. Dharmalingam

   OriginalPaper Pages: 91 - 101

4. Evolution of polyembryony: Consequences to the fitness of mother and offspring

   • K. N. Ganeshaiah
   • R. Uma Shaanker
   • N. V. Joshi

   OriginalPaper Pages: 103 - 127

5. Book review

   • J. Gowrishankar

   BookReview Pages: 129 - 129

6. In memoriam Ernest Robert Sears

   • Gordon Kimber
   • C. R. Bhatia

   Announcement Pages: 131 - 134

7. Erratum

   • N. V. Joshi

   Erratum Pages: 135 - 135