What is the catalase test? What catalase reaction would you expect from an obligate aerobe? What reaction would you expect from an obligate anaerobe?
Answer to relevant QuestionsWhat key features could be used to differentiate the following genera of gram-positive bacteria: Bacillus, Mycoplasma, Staphylococcus, Propionibacterium, Streptomyces, and Mycobacterium? What is unusual about the metabolism of S0 by Acidianus? Why is it difficult to determine the phylogenetic placement of Nanoarchaeota and Korarchaeota? Distinguish between a primary and a secondary endosymbiosis. Which groups of protists are derived from which form of endosymbiosis? How might you combine SIP and NanoSIMS to identify novel methane-consuming cells in a natural community?
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