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Unformatted text preview: More review questions for first exam 1. What is the Gram reaction, morphology and any unique characteristic of the following organisms? Nostoc, E. coli, Salmonella, E. coli O157:H7, Staphylococcus aureus, Staphylococcus epidermidis, Streptococcus pyogenes, Clostridium, Bacillus, Pseudomonas, Penicillium, Saccharomyces, Thermus aquaticus, Bacillus stearothermophilus, Mycoplasma 2. Draw a diagram of the structure of Gram negative and Gram positive cell walls. How are they similar and different. Name a Gram negative and a Gram positive bacteria. 3. Draw the basic structure of a bacterial cell. Label the components and include their functions. 4. How are eukaryotic cells different from bacteria? What eukaryotic organisms would a microbiologist study? 5. How would you isolate and identify an unknown bacterium from a sample? What are the possible reactions a bacterium would have if grown on MSA, EMB, blood agar and in...
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