MIC4124- Final Exam Guide - Comprehensive Notes for the exam ( 22 pages long!)
29 Mar 2018
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Document Summary
Topic 1- introduction-microbiology review: 2 most common divisions are coccus and bacillus, which can be further classified based on planes of division. Anatomy overview: cell wall- provides cell shape and protection from osmotic stress, capsule- outer polysaccharide layer that provides protection from osmotisis stress and host immunes system. Cell wall: determines, shape and provides rigidity and integrity, protection from osmotic lysis, protects the cell from toxic substances, may contribute to pathogenesis. Gram positive: single cell membrane, peripasmic space contains hydrolysic enzymes and protein for nutrient thick peptidoglycan cell wall processing, cell wall contains techoic acid (linked to pg) and lipotechoic acid (linked to. Phosphate- sugar copolymers assist in adhesion: usualy nonmotile, if motile have petricious flagella. A known endotoxin: can be mobile and have a variety of apendages. Staining: gram negative bacteria will be stained red and gram positive will be stained dark purple when gram negative staining is used.
