c) Explain why the proton Mitchel's proton gradient mechanism is implausible. What is the most important of these and what is the compelling evidence to support these that some of the tenets of chemiosmotic theory need revision.
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- Contrast an aerotolerant and an obligate anaerobe interms of sensitivity to O2 and ability to grow in thepresence of O2. Compare and contrast the enzymescatalase, superoxide dismutase, and superoxidereductase in regard to their substrates and products.Discuss the following statement: ‘Microbial metabolisms are coupled acrossthe anoxic-oxic interface in several environments.’ Draw on at least threespecific examples to support your arguments.Explain the metabolic changes found in denitrifiers, compared to microorganisms doing aerobic respiration, and the consequence of denitrification for agricultural soils.
- explain why there is little to no growth of these organisms in the minimal salt media with glucose compared to the complex media. (HINT: these organisms are chemoheterotrophs and need an organic source of broth carbon and energy)...Some microbes like E. Coli have flexible metabolic systems that allow them to generate energy under aerobic and a erotic conditions. If E.coli is growing in the presence of O2, nitrate, and fumarate explain its metbalobic processes including which of these it will use first and whyHow is ATP produced based on Chemiosmotic Theory? Explain in no less than 5 sentences.
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