Micro_Exam_f_summer_2007

Micro_Exam_f_summer_2007 - BIO 315 MICROBIOLOGY FINAL EXAM...

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BIO 315 – MICROBIOLOGY FINAL EXAM – Summer 2007 Please fill in your name and SOLAR ID number on your answer sheet before starting. DO NOT write anything under the column marked birthdate. Answers to the multiple choice questions must be filled in on the answer sheet with a #2 pencil. There are 50 multiple choice questions. (1 pt. each) Answers to the “essay question section” should be turned in on the sheet of paper on which the “essay questions” are printed. There are 10 “essay questions” worth a total of 10 pts. Answer sheets and essay sheets will be collected when time is called at 12:00. If you finish before that time you may hand in your answer sheets and leave. Please keep your copy of the exam booklet. Answers and grades will be posted ASAP on Blackboard. SELECT THE BEST ANSWER!! GOOD LUCK! I have really enjoyed spending this time with you guys. I know it has been stressful at times, but I hope it has been a positive experience – I know it was for me. Enjoy the rest of your summer!
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1. In the following list of organisms, how many Kingdoms are represented? Sargassum , Giardia , Halobacterium , Saccharomyces , Thermoplasma , Entamoeba a. 1 b. 2 c. 3 @ d. 4 e. 5 2. Which of the following does not contain a phospholipid bilayer in some aspect of its structure? a. an animal retrovirus b. a gram-positive bacterium c. a eukaryotic protist d. a gram-negative bacterium e. a complex bacteriophage @ 3. Bacteria of the genus Neisseria have an endotoxin associated with their cell walls. Which statement best describes these bacteria? a. They are gram positive and produce tetanospasmin. b. They are gram positive and may cause food poisoning. c. Protease inhibitors are the first line of defense against them. d. They are gram negative and are phylogenetically most closely related to Salmonella . @ e. They are gram negative and are phylogenetically most closely related to Clostridium . 4. The world is facing a potential epidemic of multiple-drug resistant strains of bacteria that are currently thriving in Russian prisons in Siberia. Which disease do these bacteria cause? a. AIDS b. Tuberculosis @ c. Yellow Fever d. Malaria e. Ebola virus 5. Which of the following is the proper way to designate a bacterial name? a. Bacillus anthracis b. BACILLUS ANTHRACIS c. Bacillus anthracis @ d. Bacillus Anthracis e. B. Anthracis
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6. Helper T cells produce and secrete factors which do not directly interact with invading microorganisms but which stimulate the body’s immune responses overall. These molecules are called a. antibodies b. cytokines @ c. immunogens d. complement e. antigens 7. Foreign substances that trigger an immune reaction after entry into the body are called: a. complement b. antibodies c. antigens @ d. haptens e. lymphokines 8. Antibodies transmitted from a mother to her fetus confer a. naturally acquired passive immunity. @ b. naturally acquired active immunity. c. artificially acquired passive immunity.
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Micro_Exam_f_summer_2007 - BIO 315 MICROBIOLOGY FINAL EXAM...

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