Sex Chromosomes and Sex-Linked Genes

Chapter 1 Introduction

Chapter 2 Evidence Indicating that the X and the Y or the Z and the W were Originally an Homologous Pair of Ordinary Chromosomes

Chapter 3 Differentiation of the Primitive Sex Elements at the Expense of the Y or W, and the Conservation of the Original X or Z

Chapter 4 Polyphyletic Evolution of Vertebrates

Chapter 5 Conservation of the Original X and Homology of the X-linked Genes in Placental Mammals

Chapter 6 Conservation of the Original Z-Chromosome by Diverse Avian Species and Homology of the Z-linked Genes

Chapter 7 The Basic Difference in Constitution between the Mammalian X and the Drosophila X

Chapter 8 The Two Different Means of Achieving Dosage Compensation for X-linked Genes Employed by Drosophila and Mammals

Chapter 9 Various Consequences of the Dosage Compensation by X-inactivation

Chapter 10 The Conservation of the Original X and Dosage Compensation in the Face of X-polysomy

Chapter 11 Three Different Consequences of X-autosome Translocation

Chapter 12 The Consequences of Y-autosome Translocation and the XO as the Normal Female of Certain Mammalian Species

Chapter 13 Apparent Absence of Dosage Compensation for Z-linked Genes of Avian Species

Chapter 14 Elucidation of So-called Sex-determining Factors

Chapter 15 Time and Place of Action of Sex-determining Factors in Ontogeny