1. The equilibrium between mutation and selection in bisexual diploids

   • J. B. S. Haldane
   • S. D. Jayakar

   OriginalPaper Pages: 1 - 13

2. Natural parthenogenesis in the gekkonid lizardLepidodactylus lugubris

   • Orlando Cuellar
   • Arnold G. Kluge

   OriginalPaper Pages: 14 - 26

3. An application of principal component analysis in genetics

   • V. Abeywardena

   OriginalPaper Pages: 27 - 51

4. Cytological studies on Indian representatives of the genusViola

   • Amiyangshu Chatterjee
   • Arun Kumar Sharma

   OriginalPaper Pages: 52 - 63

5. Genetic control and adaptive significance of blood potassium types in some indigenous and exotic breeds of sheep in India

   • G. C. Taneja

   OriginalPaper Pages: 64 - 77

6. Peripheral location of the human late X and homologous association of autosomes numbers one, two and three

   • H. Sharat Chandra
   • A. K. Anantha Narayana
   • D. A. Hungerford

   OriginalPaper Pages: 78 - 83

7. Book reviews

   • S. D. Jayakar
   • K. K. Kidd

   BookReview Pages: 84 - 86