ch. 1 microbio outline - Chapter 1 [Cowan-Talaro] Main...

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Chapter 1 [Cowan-Talaro] – Main themes of microbiology I. Evolutionary timeline [Fig. 1.1] II. Major groups of microorganisms (aka, microbes) [Fig. 1.5] A. Prokaryotic cell structure 1. Bacteria B. Eukaryotic cell structure 1. Fungi 2. Protozoa 3. Single cell algae 4. Helminths (multicellular, invertebrate animals – not technically microbes, but studied within microbiology) C. Acellular infectious agents 1. Viruses 2. Prions D. Relative sizes of microbe [Fig. 1.7] II. Areas of study and application in microbiology (pgs. 2 – 3) A. Agriculture B. Biotechnology C. Food and water* D. Genetic engineering E. Public health* & epidemiology* F. Immunology* G. Other subspecialties [understanding role of microbes in earth systems] * specific emphasis in BIO 226N III. Microbes – stereotyped as “bad bugs”, “germs” A. Beneficial roles in Earth’s ecosystems (pgs. 4 – 6) 1. Microbes underlie all food chains 2. Oxygen production; nitrogen fixation 3. Decomposition; nutrient recycling
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ch. 1 microbio outline - Chapter 1 [Cowan-Talaro] Main...

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