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- Compare and contrast acetogens with methanogensin terms of (1) substrates and products of their energymetabolism, (2) ability to use organic compoundsas electron donors in energy metabolism, and(3) phylogeny.Explain how SopE and SptP affect Rac activity.Identify, by metabolic type, the microorganisms responsible for carbon and nitrogen fixation, and the mineralization of organic carbon and nitrogen under oxic and anoxic conditions
- Explain the metabolic changes found in denitrifiers, compared to microorganisms doing aerobic respirationDetermine the following about Corynebacteria diphtheria..... Determine the microbes possible mechanism(s) of cellular respiration. Do they perform aerobic respiration or anaerobic respiration? Are they capable of performing fermentation?Pseudomonas aeruginosa is capable of aerobic respiration and anaerobic respiration but not fermentation. It can produce H2S, does not produce tryptophanase, and is motile by a flagellum. Based on the above characteristics, describe your expected results for Pseudomonasaeruginosa in a SIM deep.
- What is biochemical oxygen demand? How is BOD related to sewage?1. Lactococcus lactis uses fermentation as its only method of ATP production, and has SOD and catalase. How would the growth of L. lactis in oxic conditions compare to its growth in anoxic conditions? 2. Legionella pneumophila uses aerobic respiration as its only method of ATP production. How would the growth of L. pneumophila in oxic conditions compare to its growth in anoxic conditions?Compare and contrast the characteristics of sulfur-oxidizing bacteria, nitrifiers, and hydrogen-oxidizing bacteria.
- What are some ecological strategies that aerobicsulfide-oxidizers use to compete with the chemicaloxidation of H2S by atmospheric O2?What is one of the main aspects of design for Enhanced Biological Phosphorus Removal (EBPR)? a) keeping nitrate and oxygen out of the anaerobic zone b) allowing fermentation in thr aerobic zone which is then recycled to the anaerobic zone c) PHA conversion to VFA's like acetic acid d) none of the abovePseudomonas aeruginosa might contribute to denitrification under which conditions? In an anaerobic environment with no carbon/energy source In an anaerobic environment with a carbon/energy source In an aerobic environment with a carbon/energy source In an aerobic environment with no carbon/energy source