1 .		You look through a dark-field microscope, and observe a highly motile bacterium that seems to have spirals along its long axis. In the absence of other information, one might consider this bacterium
2 .		Which of the following would be considered a predatory bacterium?
3 .		Which of the following would be a small bacterium that is an obligate intracellular parasite?
4 .		Nitrogenase is located in heterocysts of cyanobacteria because
5 .		Green sulfur bacteria carry out anoxygenic photosynthesis because
6 .		The purpose of magnetosomes in magnetotactic bacteria appears to be
7 .		Which of the following organisms has the most complex (or complete) set of enzymes, (i.e., the most complex metabolic system)?
8 .		Which of the following organisms has the most complex nutritional requirements?
9 .		One of the following intermediates is unique to the Entner-Doudoroff pathway.
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