TABLE OF CONTENTS 



CHAPTER I 



PAGE 



INTRODUCTION .,....... I 



Definitions, I ; Classification, 3. 



CHAPTER II 



PHENOMENA OF LIFE. 8 



Origin of life, 8 ; Characteristics of living organisms, 10 ; 

 Plants and animals compared, 17 ; Physical basis of life : pro- 

 toplasm, 19 ; Physico-chemical explanation of the phenomena 

 of life, 23, 



CHAPTER III 



CELL AND CELL THEORY . 26 



Morphology and physiology of the cell, 26; Cell division. 

 29 ; Cell theory, 34. 



CHAPTER IV 

 AMEBA . . . ,. , . . . , . -37 



CHAPTER V 

 PARAMECIUM ....... Jp 



CHAPTER VI 

 OTHER PROTOZOA 80 



Classification of the Protozoa, 80 ; Euglena, 82 ; Plasmo 

 dium, 88 ; Volvox globator and its allies, 92. 



CHAPTER VII 



INTRODUCTION TO THE METAZOA 100 



Cellular differentiation: Tissues, 100; Germ cells, 102 ; 

 Embryology, 107 



fc 



