Quiz 2 - 2 Points 5 Fill in the missing blanks a are nitrogen fixers b is responsible for the most cases of non-bacterial diarrhea in North America

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Quiz 2
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1. Describe a derived trait seen in Giardia. 2 Points
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2. Match the following: 1.Chromalveolata a. Euglena 2.Mixotrophic b. Nitrogen fixation 3.Parasitic c. Stramenopiles 4.Heterocysts d. Trichomonas 2 Points
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3. Answer in short: a. Why is it impossible to develop immunity to trypanosome infection? b. Give an example for convergent evolution in this chapter, Single Celled Organisms. 4 points
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4. Answer in short: What is the difference between gram positive ( + ) and gram negative ( - ) bacteria with respect to cell wall? What are two ways through which antibiotics act on micro-organisms?
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Unformatted text preview: 2 Points 5. Fill in the missing blanks: a. ______ are nitrogen fixers. b. ______ is responsible for the most cases of non-bacterial diarrhea in North America. c. ______ causes red tides. d. ______ causes African sleeping sickness Word bank: Dinoflagellata, Giardia, Trypanosoma, Cyanobacteria, Ciliophora, Euglena 2 Points 6. Answer in short…. a. How is Symbiosis different from Parasitism? b. Is Cyanobacteria autotrophic or heterotrophic? Why? 2 points 7. Match the following: 1. a. Commensalism 2. b. Mutualism 3. c. Parasitism 1 Point...
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This note was uploaded on 03/30/2012 for the course BIOL 112 taught by Professor Vaughn during the Fall '08 term at Texas A&M.

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Quiz 2 - 2 Points 5 Fill in the missing blanks a are nitrogen fixers b is responsible for the most cases of non-bacterial diarrhea in North America

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