Download Notes for CSIR-UGC NET/JRF Life Sciences Preparation
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Unit 1- Molecules and their Interaction
- Structure
- Atoms
- Molecules
- Chemical bonds
- Composition, structure and function of biomolecules
- Carbohydrates
- Lipids
- Proteins
- Nucleic acids
- Vitamins
- Stabilizing interactions
- Van der Waals
- Electrostatic
- Hydrogen bonding
- Hydrophobic interaction
- Principles of biophysical chemistry
- pH
- Buffer
- Reaction kinetics
- Thermodynamics
- Colligative properties
- Bioenergetics, glycolysis, oxidative phosphorylation, coupled reaction, group transfer, biological energy transducers
- Bioenergetics
- Glycolysis
- Oxidative phosphorylation
- Coupled reaction
- Group transfer
- Biological energy transducers
- Principles of catalysis, enzymes and enzyme kinetics, enzyme regulation, mechanism of enzyme catalysis, isozymes.
- Principles of catalysis
- Enzymes and enzyme kinetics
- Enzyme regulation
- Mechanism of enzyme catalysis
- Isozymes
- Conformation of proteins (Ramachandran plot, secondary, tertiary and quaternary structure; domains; motif and folds).
- Ramachandran plot
- Secondary, tertiary and quaternary structure
- Domains
- Motif and folds
- Conformation of nucleic acids (A-, B-, Z-DNA), t-RNA, micro-RNA).
- A-DNA
- B-DNA
- Z-DNA
- t-RNA
- micro-RNA
- Stability of protein and nucleic acid structures.
- Stability of protein structures
- Stability of nucleic acid structures
- Metabolism
- Carbohydrates
- Lipids
- Amino acids
- Nucleotides
- Vitamins
Unit 2- Cellular Organization
- Membrane structure and function
- Structure of model membrane
- Lipid bilayer and membrane protein diffusion
- Osmosis
- Ion channels
- Active transport
- Ion pumps
- Mechanism of sorting and regulation of intracellular transport
- Electrical properties of membranes.
- Structural organization and function of intracellular organelles
- Cell wall
- Nucleus
- Mitochondria
- Golgi bodies
- Lysosomes
- Endoplasmic reticulum
- Peroxisomes
- Plastids
- Vacuoles
- Chloroplast
- Structure & function of cytoskeleton and its role in motility.
- Organization of genes and chromosomes
- Operon
- Interrupted genes
- Gene families
- Structure of chromatin and chromosomes
- Unique and repetitive DNA
- Heterochromatin
- Euchromatin
- Transposons
- Cell division and cell cycle
- Mitosis
- Meiosis
- Regulation of mitosis and meiosis
- Steps in cell cycle
- Control of cell cycle
- Microbial Physiology
- Growth
- Yield and characteristics
- Strategies of cell division
- Stress response
Unit 3- Fundamental Processes
- DNA replication, repair and recombination
- Unit of replication
- Enzymes involved
- Replication origin
- Replication fork
- Fidelity of replication
- Extrachromosomal replicons
- DNA damage and repair mechanisms
- RNA synthesis and processing
- Transcription factors and machinery
- Formation of initiation complex
- Transcription activators and repressors
- RNA polymerases
- Capping
- Elongation
- Termination
- RNA processing
- RNA editing
- Splicing
- Polyadenylation
- Structure and function of different types of RNA
- RNA transport
- Protein synthesis and processing
- Ribosome
- Formation of initiation complex
- Initiation factors and their regulation
- Elongation and elongation factors
- Termination
- Genetic code
- Aminoacylation of tRNA
- tRNA-identity
- Aminoacyl tRNA synthetase
- Translational
- Proof-reading
- Translational inhibitors
- Post- translational modification of proteins.
- Control of gene expression at transcription and translation level
- Regulation of gene expression in
- Phages
- Viruses
- Prokaryotic
- Eukaryotic
- Role of chromatin in regulating gene expression
- Gene silencing
- Regulation of gene expression in
Unit 4- Cell Communication & Cell Signaling
- Host parasite interaction
- Recognition and entry processes of different pathogens like bacteria, viruses into animal and plant host cells
- Alteration of host cell behavior by pathogens
- Virus-induced cell transformation
- Pathogen-induced diseases in animals and plants
- Cell-cell fusion in both normal and abnormal cells
- Cell signalling
- Hormones and their receptors
- Cell surface receptor
- Signaling through G-protein coupled receptors
- Signal transduction pathways
- Second messengers
- Regulation of signaling pathways
- Bacterial and plant two-component signaling systems
- Bacterial chemotaxis
- Quorum sensing
- Cellular communication
- Regulation of hematopoiesis
- General principles of cell communication
- Cell adhesion and roles of different adhesion molecules
- Gap junctions
- Extracellular matrix
- Integrins
- Neurotransmission and its regulation.
- Cancer
- Genetic rearrangements in progenitor cells
- Oncogenes
- Tumor suppressor genes
- Cancer and the cell cycle
- Virus-induced cancer
- Metastasis
- Interaction of cancer cells with normal cells
- Apoptosis
- Therapeutic interventions of uncontrolled cell growth
- Innate and adaptive immune system
- Cells and molecules involved in innate and adaptive immunity
- Antigens, antigenicity and immunogenicity
- B and T cell epitopes
- Structure and function of antibody molecules
- Generation of antibody diversity
- Monoclonal antibodies
- Antibody engineering
- Antigen-antibody interactions
- MHC molecules
- Antigen processing and presentation
- Activation and differentiation of B and T cells
- B and T cell receptors
- Humoral and cell-mediated immune responses
- Primary and secondary immune modulation
- The complement system
- Toll-like receptors
- Cell-mediated effector functions
- Inflammation
- Hypersensitivity and autoimmunity
- Immune response during
- Bacterial (tuberculosis)
- Parasitic (malaria)
- Viral (HIV) infections
- Congenital and acquired immunodeficiencies
- Vaccines
Unit 5- Developmental Biology
- Basic concepts of development
- Potency
- Commitment
- Specification
- Induction
- Competence
- Determination
- Differentiation
- Morphogenetic gradients
- Cell fate and cell lineages
- Stem cells
- Genomic equivalence and the cytoplasmic determinants
- Imprinting
- Mutants
- Transgenics in analysis of development
- Gametogenesis, fertilization and early development
- Production of gametes
- Cell surface molecules in sperm-egg recognition in animals
- Embryo sac development
- Double fertilization in plants
- Zygote formation
- Cleavage
- Blastula formation
- Embryonic fields
- Gastrulation
- Formation of germ layers in animals
- Embryogenesis
- Establishment of symmetry in plants
- Seed formation
- Germination
- Morphogenesis and organogenesis in animals:
- Cell aggregation and differentiation in Dictyostelium
- Axes and pattern formation in
- Drosophila
- Amphibia
- Chick
- Organogenesis
- Vulva formation in Caenorhabditis elegans
- Eye lens induction
- Limb development
- Regeneration in vertebrates
- Differentiation of neurons
- Post embryonic development
- Larval formation
- Metamorphosis
- Environmental regulation of normal development
- Sex determination
- Morphogenesis and organogenesis in plants
- Organization of shoot and root apical meristem
- Shoot and root development
- Leaf development and phyllotaxy
- Transition to flowering
- Floral meristems
- Floral development
- Arabidopsis
- Antirrhinum.
- Programmed cell death, aging and senescence
- Programmed cell death
- Aging
- Senescence
Unit 6- System Physiology – Plant
- Photosynthesis
- Light harvesting complexes
- Mechanisms of electron transport
- Photoprotective mechanisms
- CO2 fixation
- C3pathway
- C4 pathway
- CAM pathway
- Respiration and photorespiration
- Citric acid cycle
- Plant mitochondrial electron transport
- ATP synthesis
- Alternate oxidase
- Photorespiratory pathway
- Nitrogen metabolism
- Nitrate and ammonium assimilation
- Amino acid biosynthesis
- Plant hormones
- Biosynthesis, storage, breakdown and transport
- Physiological effects
- Mechanisms of action
- Sensory photobiology
- Structure, function and mechanisms of action of
- Phytochromes
- Cryptochromes
- Phototropins
- Stomatal movement
- Photoperiodism
- Biological clocks
- Structure, function and mechanisms of action of
- Solute transport and photoassimilate translocation
- Uptake, transport and translocation of water, ions, solutes and macromolecules from soil, through cells, across membranes, through xylem and phloem;
- Transpiration
- Mechanisms of loading and unloading of photoassimilates.
- Secondary metabolites
- Biosynthesis and roles of
- Terpenes
- Phenols
- Nitrogenous compounds
- Biosynthesis and roles of
- Stress physiology
- Responses of plants to
- Biotic (pathogen and insects) stress
- Abiotic (water, temperature and salt) stress
- Mechanisms of resistance to
- Biotic stress
- Tolerance to abiotic stress
- Responses of plants to
Unit 7- System Physiology – Animal
- Blood and circulation
- Blood corpuscles
- Haemopoiesis and formed elements
- Plasma function
- Blood volume
- Blood volume regulation
- Blood groups
- Haemoglobin
- Immunity
- Haemostasis
- Cardiovascular System
- Comparative anatomy of heart structure
- Myogenic heart
- Specialized tissue
- ECG
- Principle
- Significance
- Cardiac cycle
- Heart as a pump
- Blood pressure
- Neural and chemical regulation of all above.
- Respiratory system
- Comparison of respiration in different species
- Anatomical considerations
- Transport of gases
- Exchange of gases
- Waste elimination
- Neural and chemical regulation of respiration.
- Nervous system
- Neurons
- Action potential
- Gross neuroanatomy of the brain and spinal cord
- Central and peripheral nervous system
- Neural control of muscle tone and posture.
- Sense organs
- Vision
- Hearing
- Tactile response
- Excretory system
- Comparative physiology of excretion
- Kidney
- Urine formation
- Urine concentration
- Waste elimination
- Micturition
- Regulation of
- Water balance
- Blood volume
- Blood pressure
- Electrolyte balance
- Acid-base balance
- Thermoregulation
- Comfort zone
- Body temperature regulation
- Physical
- Chemical
- Neural
- Acclimatization
- Stress and adaptation
- Digestive system
- Digestion
- Absorption
- Energy balance
- BMR
- Endocrinology and reproduction
- Endocrine glands
- Basic mechanism of hormone action
- Hormones and diseases
- Reproductive processes
- Neuroendocrine regulation
Unit 8- Inheritance Biology
- Mendelian principles
- Dominance
- Segregation
- Independent assortment
- Deviation from Mendelian inheritance
- Concept of gene
- Allele
- Multiple alleles
- Pseudoallele
- Complementation tests
- Extensions of Mendelian principles
- Codominance
- Incomplete dominance
- Gene interactions
- Pleiotropy
- Genomic imprinting
- Penetrance and expressivity
- Phenocopy
- Linkage and crossing over
- Sex linkage, sex limited and sex influenced characters
- Gene mapping methods
- Linkage maps
- Tetrad analysis
- Mapping with molecular markers
- Mapping by using somatic cell hybrids
- Development of mapping population in plants
- Extra chromosomal inheritance
- Inheritance of mitochondrial and chloroplast genes
- Maternal inheritance
- Microbial genetics
- Methods of genetic transfers
- Transformation
- Conjugation
- Transduction
- Sex-duction
- Mapping genes by interrupted mating
- Fine structure analysis of genes
- Methods of genetic transfers
- Human genetics
- Pedigree analysis
- lod score for linkage testing
- Karyotypes
- Genetic disorders
- Quantitative genetics
- Polygenic inheritance
- Heritability and its measurements
- QTL mapping
- Mutation
- Types
- Causes
- Detection
- Mutant types
- Lethal
- Conditional
- Biochemical
- Loss of function
- Gain of function
- Germinal versus somatic mutants
- Insertional mutagenesis
- Structural and numerical alterations of chromosomes
- Deletion
- Duplication
- Inversion
- Translocation
- Ploidy and their genetic implications
- Recombination
- Homologous
- Non-homologous
- Transposition
- Site-specific recombination
Unit 9- Diversity of Life Forms
- Principles and methods of taxonomy
- Concepts of species and hierarchical taxa
- Biological nomenclature
- Classical and quantitative methods of taxonomy of plants, animals and microorganisms
- Levels of structural organization
- Unicellular
- Colonial
- Multicellular forms
- Levels of organization of
- Tissues
- Organs
- Systems
- comparative anatomy.
- Outline classification of plants, animals and microorganisms
- Important criteria used for classification in each taxon
- Classification of
- Plants
- Animals
- Microorganisms
- Evolutionary relationships among taxa
- Natural history of Indian subcontinent
- Major habitat types of the subcontinent, geographic origins and migrations of species
- Common Indian mammals, bird
- Seasonality and phenology of the subcontinent
- Organisms of health and agricultural importance
- Common parasites and pathogens of
- Humans
- Domestic animals
- Crops
- Common parasites and pathogens of
Unit 10- Ecological Principles
- The Environment
- Physical environment
- Biotic environment
- Biotic and abiotic interactions.
- Habitat and niche
- Concept of habitat and niche
- Niche width and overlap
- Fundamental and realized niche
- Resource partitioning
- Character displacement
- Population ecology
- Characteristics of a population
- Population growth curves
- Population regulation
- Life history strategies (r and K selection)
- Concept of metapopulation – demes and dispersal, interdemic extinctions, age structured populations.
- Species interactions
- Types of interactions
- Interspecific competition
- Herbivory
- Carnivory
- Pollination
- Symbiosis
- Community ecology
- Nature of communities
- Community structure and attributes
- Levels of species diversity and its measurement
- Edges and ecotones.
- Ecological succession
- Types
- Mechanisms
- Changes involved in succession
- Concept of climax
- Ecosystem
- Structure and function
- Energy flow and mineral cycling (CNP)
- Primary production and decomposition
- Structure and function of some Indian ecosystems
- Terrestrial (forest, grassland)
- Aquatic (fresh water, marine, eustarine).
- Biogeography
- Major terrestrial biomes
- Theory of island biogeography
- Biogeographical zones of India.
- Applied ecology
- Environmental pollution
- Global environmental change
- Biodiversity-status, monitoring and documentation
- Major drivers of biodiversity change
- Biodiversity management approaches
- Conservation biology
- Principles of conservation
- Major approaches to management
- Indian case studies on conservation/management strategy (Project Tiger, Biosphere reserves)
Unit 11- Evolution and Behavior
- Emergence of evolutionary thoughts
- Lamarck
- Darwin–concepts of variation, adaptation, struggle, fitness and natural selection
- Mendelism
- Spontaneity of mutations
- The evolutionary synthesis
- Origin of cells and unicellular evolution
- Origin of basic biological molecules
- Abiotic synthesis of organic monomers and polymers
- Concept of Oparin and Haldane
- Experiment of Miller (1953)
- The first cell
- Evolution of prokaryotes
- Origin of eukaryotic cells
- Evolution of unicellular eukaryotes
- Anaerobic metabolism, photosynthesis and aerobic metabolism.
- Paleontology and evolutionary history
- The evolutionary time scale
- Eras, periods and epoch
- Major events in the evolutionary time scale
- Origins of unicellular and multicellular organisms
- Major groups of plants and animals
- Stages in primate evolution including Homo
- Molecular Evolution
- Concepts of neutral evolution, molecular divergence and molecular clocks
- Molecular tools in phylogeny, classification and identification
- Protein and nucleotide sequence analysis
- Origin of new genes and proteins
- Gene duplication and divergence
- The Mechanisms
- Population genetics – populations, gene pool, gene frequency
- Hardy-Weinberg law
- Concepts and rate of change in gene frequency through
- Natural selection
- Migration
- Random genetic drift
- Adaptive radiation and modifications
- Isolating mechanisms
- Speciation
- Allopatricity and sympatricity
- Convergent evolution
- Sexual selection
- Co-evolution
- Brain, Behavior and Evolution
- Approaches and methods in study of behaviour
- Proximate and ultimate causation
- Altruism and evolution-group selection, kin selection, reciprocal altruism
- Neural basis of learning, memory, cognition, sleep and arousal
- Biological clocks
- Development of behaviour
- Social communication
- Social dominance
- Use of space and territoriality
- Mating systems, parental investment and reproductive success
- Parental care
- Aggressive behaviour
- Habitat selection and optimality in foraging
- Migration, orientation and navigation
- Domestication and behavioral changes
Unit 12- Applied Biology
- Microbial fermentation and production of small and macro molecules
- Application of immunological principles (vaccines, diagnostics)
- Tissue and cell culture methods for plants and animals
- Transgenic animals and plants, molecular approaches to diagnosis and strain identification
- Genomics and its application to health and agriculture, including gene therapy
- Bioresource and uses of biodiversity
- Breeding in plants and animals, including marker – assisted selection
- Bioremediation and phytoremediation
- Biosensors
Unit 13- Methods in Biology
- Molecular biology and recombinant DNA methods
- Isolation and purification of RNA , DNA (genomic and plasmid) and proteins, different separation methods
- Analysis of RNA, DNA and proteins by one and two dimensional gel electrophoresis, isoelectric focusing gels
- Molecular cloning of DNA or RNA fragments in bacterial and eukaryotic systems
- Expression of recombinant proteins using bacterial, animal and plant vectors
- Isolation of specific nucleic acid sequences
- Generation of genomic and cDNA libraries in plasmid, phage, cosmid, BAC and YAC vectors
- In vitro mutagenesis and deletion techniques, gene knock out in bacterial and eukaryotic organisms
- Protein sequencing methods, detection of post-translation modification of proteins
- DNA sequencing methods, strategies for genome sequencing
- Methods for analysis of gene expression at RNA and protein level, large scale expression analysis, such as micro array-based techniques
- Isolation, separation and analysis of carbohydrate and lipid molecules
- Techniques
- RFLP
- RAPD
- AFLP
- Histochemical and immunotechniques
- Antibody generation
- Detection of molecules using ELISA, RIA, western blot, immunoprecipitation, flowcytometry and immunofluorescence microscopy
- Detection of molecules in living cells
- in situ localization by techniques such as FISH and GISH.
- Biophysical methods
- Analysis of biomolecules using UV/visible, fluorescence, circular dichroism, NMR and ESR spectroscopy
- Structure determination using X-ray diffraction and NMR
- Analysis using light scattering
- Different types of mass spectrometry
- Surface plasma resonance methods.
- Statistical Methods
- Measures of central tendency and dispersal
- Probability distributions (Binomial, Poisson and normal)
- Sampling distribution
- Difference between parametric and non-parametric statistics
- Confidence interval
- Errors
- Levels of significance
- Regression and correlation
- t-test
- Analysis of variance
- X2 test
- Basic introduction to Muetrovariate statistics, etc.
- Radiolabeling techniques
- Properties of different types of radioisotopes normally used in biology, their detection and measurement
- Incorporation of radioisotopes in biological tissues and cells, molecular imaging of radioactive material, safety guidelines
- Microscopic techniques
- Visulization of cells and subcellular components by light microscopy
- Resolving powers of different microscopes
- Microscopy of living cells
- Scanning and transmission microscopes
- Different fixation and staining techniques for EM
- Freeze-etch and freeze-fracture methods for EM
- Image processing methods in microscopy
- Electrophysiological methods
- Single neuron recording
- Patch-clamp recording
- ECG
- Brain activity recording
- Lesion and stimulation of brain
- Pharmacological testing
- PET
- MRI
- fMRI
- CAT
- Methods in field biology
- Methods of estimating population density of animals and plants, ranging patterns through direct, indirect and remote observations
- Sampling methods in the study of behavior, habitat characterization-ground and remote sensing methods.
- Computational methods
- Nucleic acid and protein sequence databases
- Data mining methods for sequence analysis
- Web-based tools for sequence searches
- Motif analysis and presentation