CONTENTS 



Part III.— PHYSIOLOGICAL SECTION: 

 FUNCTIONS OF LIFE 



PAGE 



CHAPTER X 

 Nutrition 210 



CHAPTER XI 

 Reproduction 239 



CHAPTER XII 

 Movement 258 



CHAPTER XIII 

 Sensation 287 



CHAPTER XIV 

 Mental Life 315 



Part IV.— GENEALOGICAL SECTION: 

 HISTORY OF LIFE 



CHAPTER XV 

 The Origin op Life 336 



CHAPTER XVI 

 The Evolution of Life 359 



CHAPTER XVII 

 The Value of Life 386 



CHAPTER XVIII 

 Morality 411 



CHAPTER XIX 

 Dualism 433 



CHAPTER XX 

 Monism 452 



Index 



475 



