Life Science Syllabus Paper- 1 Section -B
1. Cell Biology : Structure and function of cells and intracellular organelles (of both prokaryotes and eukaryotes) : mechanism of cell division including (mitosis and meiosis) and cell differentiation: Cell-cell interaction; Malignant growth; Immune response: Dosage compensation and mechanism of sex determination.
2. Biochemistry: Structure of atoms, molecules and chemical bonds; Principles of physical chemistry: Thermodynamics, Kinetics, dissociation and association constants; Nucleic acid structure, genetic code, replication, transcription and translation: Structure, function and metabolism of carbohydrates, lipids and proteins; Enzymes and coenzyme; Respiration and photosynthesis.
3. Physiology: Response to stress: Active transport across membranes; Plant and animal hormones: Nutrition (including vitamins); Reproduction in plants, microbes and animals.
4. Genetics: Principles of Mendelian inheritance, chromosome structure and function; Gene Structure and regulation of gene expression: Linkage and genetic mapping; Extrachromosomal inheritance (episomes, mitochondria and chloraplasts); Mutation: DNA damage and repair, chromosome aberration: Transposons; Sex-linked inheritance and genetic disorders; Somatic cell genetics; Genome organisation (in both prokaryotes and eukaryotes).
5. Evolutionary Biology: Origin of life (including aspects of prebiotic environment and molecular evolution); Concepts of evolution; Theories of organic evolution; Mechanisms of speciation; Hardyweinberg genetic equilibrium, genetic polymorphism and selection; Origin and evolution of economically important microbes, plants and animals.
6. Environmental Biology: Concept and dynamics or ecosystem, components, food chain and energy flow, productivity and biogeochemical cycles; Types of ecosystems, Population ecology and biological control; Community structure and organisation; Environmental pollution; Sustainable development; Economic importance of microbes, plants and animals.
