X TABLE OF CONTENTS 



PAGE 



Brownian movement 35 



Capsules 35 



Sheaths 37 



Mass grouping 37 



Zoogloea and pseudozoogloea 37 



Pellicle 37 



Colony 37 



CHAPTER IV 



REPRODUCTION OF THE BACTERIA 



Introduction 4 2 



Haplobacteria . . 42 



Fission 42 



Rate of multiplication 43 



Spore formation 46 



Endospores 46 



Arthrospores .......... 50 



Trichobacteria 50 



CHAPTER V 

 THE MINUTE STRUCTURE OF BACTERIA 



Introduction 52 



Histology 52 



Cell wall 52 



Protoplasm 53 



Metachromatic and polar granules 57 



Nucleus 59 



Chemical structure . 60 



PART III. THE METHODS USED IN THE 

 STUDY OF BACTERIA 



CHAPTER VI 

 CULTURE MEDIA 



Introduction . . . . ... . . . 66 



The character of food required . . ... . . .67 



