1. Analysis of biochemical phase shift oscillators by a harmonic balancing technique

   • P. Rapp

   OriginalPaper Pages: 203 - 224

2. Competition between phenotypes

   • S. Rocklin
   • G. Oster

   OriginalPaper Pages: 225 - 261

3. Stochastic selection in both haplophase and diplophase

   • D. L. Hartl

   OriginalPaper Pages: 263 - 269

4. A condition for the extinction of a branching process with an absorbing lower barrier

   • H. -J. Schuh

   OriginalPaper Pages: 271 - 287

5. Direct products of genetic algebras and Markov chains

   • P. Holgate

   OriginalPaper Pages: 289 - 295

6. Signal propagation in 2-dimensional threshold cellular space

   • Y. Kobuchi

   OriginalPaper Pages: 297 - 312

7. Global stability in two species interactions

   • B. S. Goh

   OriginalPaper Pages: 313 - 318

8. Convergence to the equilibrium state in the Volterra-Lotka diffusion equations

   • F. Rothe

   OriginalPaper Pages: 319 - 324

9. Optimal strategies in immunology

   • Alan S. Perelson
   • Majdedin Mirmirani
   • George F. Oster

   OriginalPaper Pages: 325 - 367

10. Predator prey interactions with time delays

    • J. M. Cushing

    OriginalPaper Pages: 369 - 380

11. A delayed-recruitment model of population dynamics, with an application to baleen whale populations

    • Colin W. Clark

    OriginalPaper Pages: 381 - 391

12. Solutions to a degenerate system of parabolic equations from marine biology

    • Angelika Wörz-Busekros

    OriginalPaper Pages: 393 - 406

13. Announcement

    Announcement Pages: 407 - 407