Contents: 1. CELL AS A PHYSIOLOGICAL UNIT 2. THE SCIENCE OF LIFE 3. THE STRUCTURE AND ORGANIZATION OF CHROMOSOMES 4. CELL DIVISION 5. LINKAGE AND CROSSING OVER 6. GENETIC MATERIAL: PROPERTIES AND REPLICATION 7. FUNCTION OF GENETIC MATERIAL 8. MENDELIAN GENETICS 9. SEX DETERMINATION AND SEX LINKAGE 10. EXTRACHROMOSOMAL INHERITANCE 11. VARIATIONS IN CHROMOSOME STRUCTURE 12. VARIATIONS IN CHROMOSOME NUMBER 13. MUTATIONS 14. REGULATION OF GENE EXPRESSION IN PROKARYOTES 15. REGULATION OF GENE EXPRESSION IN EUKARYOTES 16. GENETIC CONTROL OF METABOLISM 17. CANCER 18. HUMAN GENETICS 18. HUMAN GENETICS 19. GENETIC ENGINEERING AND BIOTECHNOLOGY 20. CURRENT TRENDS AND FUTURE PROSPECTS IN GENETICS 21. EVOLUTIONARY BIOLOGY 22. POPULATION GENETICS AND SPECIES CONCEPT