Viii THE STORY OF THE LIVING MACHINE. 



PAGE 



fertilization What is protoplasm? Reaction against 

 the cell doctrine Fundamental vital activities as 

 located in cells Summary . . . . -54 



PART II. 

 THE BUILDING OF THE LIVING MACHINE. 



CHAPTER III. 



THE FACTORS CONCERNED IN THE BUILDING OF THE LIVING 

 MACHINE. 



History of the living machine Evidence for this history 

 Historical Embryological Anatomical Signifi- 

 cance of these sources of history Forces at work in 

 the building of the living machine Reproduction 

 Heredity Variation Inheritance of variations 

 Method of machine building Migration and isola- 

 tion Direct influence of environment Consciousness 

 Summary of Nature's power of building machines 

 The origin of the cell machine General summary . 131 



