11. Histology of mammalian organ systems, nutrition, digestion and absorption; Circulation (open and closed circular, lymphatic systems, blood composition and function); Muscular contraction and electric organs; Excretion and osmoregulation: Nerve conduction and neurotransmitters; major sense organs and receptors; Homeostatis (neural and hormonal); Bioluminiscence; Reproduction.
12. Gametogenesis in animals: Molecular events during fertilization, Cleavage 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; Circadian rhythms; Mimicry; Migration of fishes and birds; Sociobiology; Physiological adaptation at high altitude.
14. Important human and veterinary parasites (protozoans and helminths); Life cycle and biology of Plasmodium, Trypanosoma, Ascaris, 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 ticks); Mode of transmission of pathogens by vectors,; Chemical, biological and environmental control of anthropoid vectors; Biology and control of chief insect pests of agricultural mportance; 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; Cytoskeleton; Nucleus; Mitochondria and chloroplasts and their genetic organisation; cell cycle; Structure and organisation 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.
20. Physico-chemical properties of water; Kinds of aquatic habitats (fresh water and marine); Distribution of and impact of environmental factors on the aquatic biota; Productivity, mineral cycles and biodegradation in different aquatic ecosystems; Fish and Fisheries of India with respect to the management of estuarine, coastal water systems and man-made reservoirs; Biology and ecology of reservoirs.
