xii CONTENTS 



CHAPTER XVII PAGE 



CASES IN WHICH THE RESULTS OF FUNCTIONAL ANALYSIS ABE 



TRANSPORTABLE OUT OF THE BODY SERUMTHERAPY . 95 



Diastases, Excrementitial Substances: Physical Assimilation or 

 Digestion 



CHAPTER XVIII 



COLLOID STATES AND PHYSIOLOGICAL DIVISION OF LABOUR . 104 



CHAPTER XIX 

 FUNCTIONS OF THE MECHANISM AS A WHOLE . 110 



CHAPTER XX 

 FUNCTIONAL ASSIMILATION A GENERAL BIOLOGICAL LAW 117 



PART V 



CONCORDANCE OF RESULTS OBTAINED BY THE TWO 

 METHODS AGREEMENT OF DARWIN'S SYSTEM WITH 

 THAT OF LAMARCK 



CHAPTER XXI 

 NATURAL SELECTION . . . . . . .121 



CHAPTER XXII 

 EQUILIBRIUM AND HABIT . 132 



