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CSIR Syllabus Life Sciences

Paper II Continued

12. Gametogenesis in animals  :  Molecular events during fertilization, Cieavage patterns and fate maps, Concepts of determination, competence and induction, totipotency and nuclear transfer experiments :  Cell differentiation and differential gene activity ;  Morphogenetic determinants in egg cytoplasm ;  Role of maternal contributions in early embryonic development ;  Genetic regulations of early embryonic development in Drosophila ;  Homeotic genes.

13. Feeding, learning, social and sexual behavior of animals ;  Parental care; Circulation rhythms ; Mimicry ; Migration of fishes and birds ; Sociobiology; Physiological adaptation at high altitude.

14. Important human and veterinary parasites ( protozoans and halminths ) ; Life cycle and biology of Plasmodium, Trypanosoma ; Ascans, Wuchereria, Fasciola, Schistosoma and Leishmania ;  Molecular, cellular and physiological basis of host – parasite interactions.

15. Arthropods and vectors of human diseases ( mosquitoes, lice, flies and tickes ) ;  Mode of transmission of pathogens by vectors ;  Chemical, biological and environmental control of anthropoid vectors ; Biology and control of chief insect pests of agricultural importance ; Plant host-insect interaction, insect pest management ; useful insects :  Silkworm.

16. The law of DNA constancy and C-value paradox :  Numerical, and structural changes in chromosomes ;  Molecular basis of spontaneous and induced mutations and their role in evolution ;  Environmental mutagenesis and toxicity testing ; Population genetics.

17. Structure of pro-and eukaryotic cells ;  membrane structure and function ; Intracellular compartments, proteinsorting, secretory and endocytic pathways ;  Cyloskeleton ;  Nucleus ;  Mitochondria and chloroplasts and their genetic organization ;  cell cycle ;  Structure and organization of chromatin, polytene and lamphrush chromosomes ;  Dosage compensation and sex determination and sex-linked inheritance.

18. Interactions between environment and biota ;  Concept of habitat and ecological niches ; Limiting factor ;  Energy flow, food chain, food web and tropic levels ;  Ecological pyramids and recycling, biotic community – concept, structure, dominance, fluctuation and succession ;  N. P. C. and S cycles in nature.

19. Ecosystem dynamics and management ; Stability and complexity of ecosystems ;  Speciation and extinctions ;  Environmental impact assessment, Principles of conservation ;  Conservation strategies ;  Sustainable development.

21.  Structure, classification, genetics, reproduction and physiology of bacteria and viruses ( of bacteria, plants and animals ) ; Mycoplasma protozoa and yeast ( a general accounts ).