xiv CONTENTS 



CHAPTER XXI 



Behavior as Regulation, and Regulation in Other Fields 



PAGE 



1. Introductory .............. 338 



2. Regulation in Behavior ............ 338 



A. Factors in Regulation in the Behavior of Lower Organisms . . . 339 



3. Regulation in Other Fields 345 



4. Summary 349 



BIBLIOGRAPHY 351 



INDEX 359 



