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Ch1 StudyGuideSummer11 - Microbiology 1 Chapter 1 Study...

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Dr Lisa Summer 2011 1 Study the questions below in study groups. Do multiple choice questions (1-16) at the end of the chapter. 1. Define the terms microbe, microbial, microorganism, microscopic and relate to relative metric size (km, m, dm, cm, mm, mm, nm). Be able to do metric converstions & scientific notation. 2. Be able to describe & outline the characteristics of the main types of microbes & parasites: Archaea, Eubacteria, Protista (Protozoans & Algae), Fungi, Animalia (Helminths), Viruses & Prions. How are they the same? How do they differ from each other? 3. What is meant by the statement “Microbes are ubiquitous?” 4. Explain why microbes are essential/harmless/beneficial components of our planetary ecosystems (relate to nutrient recycling, rotting & decomposing, primary food producers, lungs of the planet). 5. How are microbes manipulated by man to be beneficial to mankind? Use terms like: biotechnology, bioremediation, antibiotics, recombinant DNA, food & beverages, drugs, vaccines, hormones, pesticides. 6. Approximately what percentage of microbes are harmless/beneficial to man? What percentage are actually human pathogens? Why do most people incorrectly believe that all microbes are pathogens?
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