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MB C1 Quiz

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lrickson's version from 2016-08-30 18:09

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1. Microbes live in us, on us and nearly everywhere around us. Which of the following activities are microbes involved inDecomposing dead organisms...aiding the digestive processes of grazing animals...capturing energy from the sun
2. While a doctor may diagnose and treat a patient who presents with a disease, an epidemiologistsStudies the frequency and distribution of the disease in the community
3. What did the ancient civilization know about diseaseEven though they couldn’t see the microbes the Greeks and the Romans knew that they caused disease and could be transmitted
4. All of the following stamens agree with the germ theory of disease,exceptDisease causing organism will spontaneously arise from the decaying meat.
5. Louis Pasteur made several important contributions to microbiology. These included studying the wine making, disease in silkworms and which of the followingDeveloping the first rabies Vaccine
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Question Answer
6. Koch’s postulated wereDesigned to establish a casual relationship between a causative microbe and a disease
7. Which of the following statements are true about infection controlSemmelweiss was ridiculed by physicians for his suggestion that physicians should wash their hands and adopt more sanitary practices before seeing patients.
8. Which statement about variolation is falseVariolation requires chemicals produced from another microorganism to kill the disease-causing microbe
9. Vaccine arePreparations that establish immunity to a disease
10. Pasteur worked on rabies and cholera vaccine during the emergence of immunology. While culturing a chicken cholera he noted the an old culture was weakened and useful as a vaccine as it caused (A)Did not cause disease symptoms and immunized against chicken cholera (B)Caused severe cholera symptoms and prevented further infection
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11. Before Ehrillich began a systematic search for a chemical to kill specific bacteria, the only chemotherapies available were substances from derived from medicinal plants. What distinguished Ehrilich’s chemotherapy researchHe systematically tested hundreds of compounds, for their ability to destroy specific bacteria without damaging surrounding tissue.
12. Microbes have played important roles in genetics and in the discovery of DNA as the genetic material. What discoveries depended on bacteriaThat the ability for a previously harmless bacteria to change into a disease causing bacteria was due to DNA
13. Microbiology continues to be an important research field for all of the following reasons, exceptAll infectious disease have had vaccines developed and therefore can be prevented
14. Bacteriophages areViruses that attack and kill specific kinds of bacteria including antibiotic bacteria
15. Which is a FALSE statement about genomesAll of the genome is made up of useful genes whose function we already know
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16. Over 100 microbial genomes have been sequenced; beyond yielding insight into microbial genomes, these sequencing projects have been important becauseThey developed the technique that allowed fro the human genome project
17. All of the following are considered microbes exceptWorms
18. The concept of putting microbes to work to clean up the environment is calledBioremediation
19. A substance derived from one microorganism that kills of restricts the growth is best described as aAntibiotic
20. Microbiology is the study of microorganism which include all of the following exceptPlants
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