CONTENTS:- 1. STRUCTURE AND PROPERTIES OF POLYSACCHARIDES, AMINO ACIDS, PROTENIS, VITAMINS AND HORMONES, 2. ENZYMES, 3. BIOENERGETICS, 4. NUCLEIC ACIDS, UNIT - II 5. THE GENETIC CODE, 6. PROTEIN SYNTHESIS AND REGULATION UNIT - III 7. REPLICATION OF DNA IN PROKARYOTES AND EUKARYOTES, 8. HORMONAL CONTROL AND SECOND MESSENGER UNIT - IV 9. INTRODUCTION TO BIOTECHNOLOGY, 10. RECOMBINANT DNA TECHNOLOGY, 11. PLANT TISSUE CULTURE, CELLULAR TOTIPOTENCY DIFFERENTIATION AND MORPHOGENESIS, 12. METHODS OF GENE TRANSFER, 13. TRANSGENIC PLANTS, 14. BIOTECHNOLOGY AND HEALTH CARE, 15. MICROBIAL AND ENVIRONMENTAL BIOTECHNOLOGY