Front Matter
  Introduction - Genetics, A New Science
  I The Duality of Inheritance
  II Germ-Plasm and Body, Their Mutual Independence
  III Mendel's Law of Heredity
  IV The Determination of Dominance
  V Evolution of New Races by Loss or Gain of Characters
  VI Evolution of New races by Variations in the Potency of Characters
  VII Can Mendelian Unit-Characters by Modified by Selection
  VIII Mendelian Inheritance Without Dominance, "Blending" Inheritance
  IX The Effects of Inbreeding
  X Heredity and Sex