Exam 1 - Spring 06 - Exam 1 MIBO 2500 Spring '06 Dr. Walker...

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Exam 1 MIBO 2500 Spring ’06 Dr. Walker Name_______________________ There are 60 questions, each question worth 2 pts, totaling 120 points. Please be sure to double check your answers from this test paper and those on the scantron are the same. Hand in the scantron and take home the test paper. 1. Amino acids contain which of the following function groups? Choose one or more for your answer. 1. a dehydration group 2. an “R” group or side chain 3. a hydroxyl group 4. a carboxyl group 5. a methyl group a. 1,2,4 b. 3,5 c. 1,2,3 d. 1,5 e. 2, 4 2. Antony van Leeuwenhoek was the first to propose the idea of invisible living creatures. a. True b. False 3. The spontaneous generation theory was experimentally disproved by Francesco Redi a. True b. False 4. Spontaneous generation is defined as life which can come from abiotic sources a. True b. False 5. What procedure did Louis Pasteur perform that gave ultimate proof that spontaneous generation did not exist? a. He invented pasteurization b. He discovered endospores which helped explain why boiled broth could grow organisms c. He found microbes on samples that he examined on his hand-made microscope d. He used a flask with a bent neck to allow boiled broth to have indirect contact with air e. He boiled broth in a flask and capped it closed 6. Viriods are different from viruses in that a. They don’t reproduce like viruses b. They contain protein and DNA while viruses contain protein and RNA c. They are motile while viruses aren’t d. They are made of RNA while viruses are made of protein and nucleic acid e. They are nonliving while viruses are living 7. What support did Pasteur receive to disprove spontaneous theory? a. Tyndall discovers endospores that are resistant to heat b. Redi showed that maggots on decaying meat came from eggs laid by flies c. Lecretius suggests the existence of living creatures d. Aristotle supported Pasteur e. van Leeuwenhoek described microorganisms
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8. Which of the following does NOT contain peptidoglycan? i. Viruses ii. Bacteria iii. Archea iv. Algae a. i. and ii b. ii and iii c. i, iii and iv d. ii e. ii and iv 9. List the following items in order of smallest to largest: Yeast prion Escherichia coli rhinovirus a. prion, yeast, Escherichia coli, rhinovirus b. yeast, Escherichia coli, rhinovirus, prion c. Escherichia coli, rhinovirus, prion, yeast d. Prion, rhinovirus, Escherichia coli , yeast 10. Viruses are not classified as prokaryotes or eukaryotes because they a. are not living b. are chemicals c. were discovered after prokaryotes and eukaryotes d. are not cellular e. do not contain any genetic information 11. What would be the proper description of a single chain of amino acids that have not yet folded? a.
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Exam 1 - Spring 06 - Exam 1 MIBO 2500 Spring '06 Dr. Walker...

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