CONTENTS 

 CHAPTER I. FACTS AND FACTORS OF DEVELOPMENT 



INTRODUCTION 



A. PHENOMENA OF DEVELOPMENT 



I. DEVELOPMENT OF THE BODY 



1. The Germ Cells 



2. Fertilization 



3. Cleavage 



4. Embryogeny 



5. Organogeny 



6. Oviparity and Viviparitjr 



7. Development of Functions 



II. DEVELOPMENT OF THE MIND 



1. Sensitivity 



2. Reflexes, Tropisms, Instincts 



3. Memory 



4. Intellect, Reason 



5. Will 



6. Consciousness 



7. Parallel Development of Body and Mind 



B. FACTORS OF DEVELOPMENT 



1. Preformation 



2. Epigenesis 



3. Endogenesis and Epigenesis 



4. Heredity and Environment 



CHAPTER II. PHENOMENA OF INHERITANCE 

 A. OBSERVATIONS ON INHERITANCE 



Individuals and their Characters 

 Hereditary Resemblances and Differences 

 I. HEREDITARY RESEMBLANCES 

 I. Racial Characters 



