DESCRIPTION OF COURSES

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MB 501 MICROBIOLOGY-I                                                                                 (4L+1P) I

Objective
To teach the basic concepts in development of microbiology science, diversity in structure and functions of microbial cells, classification of archaea, prokaryotes and eukaryotes and economic importance of microorganisms

Theory

UNIT I
Development and scope of microbiological science, Microbial world, History of microbiology and types of  micro-organisms, Prokaryotic and eukaryotic cell, Classification and major characteristics of different microbial groups.

UNIT II
Bacterial growth and reproduction, Bacterial communication, Environmental and nutritional requirements for microbial growth, Pure cultures, Control of microorganisms: Principles, methods including radiation, Chemicals, Antibiotics etc.

UNIT III
Morphological characteristics, Internal structures and their functions in bacteria, archaea, algae, cyanophages, viroids, prions, fungi, actinomycetes, mycoplasma, rickettsias, chlamydia, viruses, bacteriophages.

UNIT IV
Economic importance of microbes, Role of microorganisms in environment, soils, mining, food, industry and pharmaceuticals, Recent development on microbial communities and role in nutrient cycling.

Practicals
Methods of isolation, purification and maintenance of microorganisms, Aseptic techniques: Sterilization and autoclaving, Selective and enrichment culturing, Use of antibiotics and chemicals, Morpho- physiological and biochemical characterization of bacteria, Isolation of selected groups of microorganisms such as nitrogen fixers and phosphate solubilizers.

Suggested Readings