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Microbiology essay questions




Microbiology essay questions.docx Download Attachment;Please choose 7 of the following 10 questions listed below. Your answer for each question;should be a minimum of 150 words (half page). Please number your answers and print the;number of the question you are answering above your answers. Identify subsections;accordingly.;1) Blood isolated from an emergency room patient contains antibodies against the measles;virus. Please explain whether or not the patient should be quarantined immediately because;they are infected with the measles virus and why? What are the other plausible explanations for;anti-measles antibodies in the patients blood?;2) Describe how the clonal expansion theory explains the more rapid production of antigen;specific antibodies, Helper T-cells and Cytotoxic T-cells, during a secondary infection.;3) Positive diagnosis of AIDS is made when a patient has antibodies against the human;immunodeficiency virus (HIV). Please explain why the patient has an immune deficiency if he or;she is making antibodies?;4) Characterize the differences and similarities between innate and adaptive immunity in form;and function.;5) What is the effect of discharging primary-treated sewage on the biochemical oxygen demand;(BOD) and dissolved O2 (DO) of the receiving body of water? What is the effect of secondarytreated sewage on the BOD and DO?;6) A newspaper headline reported "Algal Bloom Kills Fish." As you read, you find that the algae;did not produce toxins. Please explain what actually caused fish death, given that the algae are;not toxic? What could have caused the algal bloom?;7) Explain the data from a bioremediation experiment in Table 1 below.;Table 1: These results were obtained from a bioremediation experiment;8) What is fermentation and how can it be used to preserve foods? Please give specific;examples in your explanation.;9) Compare and contrast how a farmer would use Rhizobium versus Bacillus thuringiensis? Are;there any other types of microbes the farmer could use for similar purposes?;Figure 1;10) Salmonella heidelberg gastroenteritis occurred on three cruises aboard the T.S.S. Festivale.;Figure 1 shows on-board clinic visits for diarrheal illness between February 10 and March 3.;a. Explain the incidence pattern shown on the graph.;b. What are probable modes of transmission?;c. What changes would you recommend before the ship books more cruises after March 3?


Paper#16588 | Written in 18-Jul-2015

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