CONTENTS 



Page 



Contributors 

 Foreword 



V 



vii 



Part I — Introduction 

 Moderator William S. Fields, M.D. 

 Chapter 



I. What Is Information Theory? — Bernard Saltzberg ... 5 



Discussion of Chapter 1 17 



II. Binary Representation of Information — Robert T. Gregory . 27 



III. Information Processing Theory — Robert K. Lindsay . . 34 



Part II — Information in Biological Systems 

 Moderator: Heather D. Mayor, Ph.D. 



IV. Genetic Control of Protein Synthesis — Harrison Echols . . 59 

 Discussion of Chapter IV 72 



V. Coding by Purine and Pyrimidine Moieties in Animals, 



Plants, and Bacteria — Saul Kit 76 



Discussion of Chapter V 120 



VI. Virus Action and Replication — James E. Darnell, Jr. . .123 



Discussion oi Ch3.\)ie.r VI 139 



VII. The Information Concept in Ecology: Some Aspects of In- 

 formation-Gathering Behavior in Plankton — Bernard G. 



Patten 140 



Discussion of Chapter VII 171 



VIII. Exchange of Information About Patterns of Human 



Behavior — ^Gregory Bateson „ 173 



Discussion oi Chdipi^r Will 184 



