Why is the enzyme hydrogenase useful to Desulfovibrio even when it is not grown on H2 as electron donor?
Answer to relevant QuestionsCompare and contrast acetogens with methanogens in terms of (1) substrates and products of their energy metabolism, (2) ability to use organic compounds as electron donors in energy metabolism, and (3) phylogeny. How do denitrifying and sulfate-reducing bacteria degrade hydrocarbons anaerobically and without oxygenases? Where are the photosynthetic pigments located in a phototrophic purple bacterium? A cyanobacterium? A green alga? Considering the function of chlorophyll pigments, why are they not located elsewhere in the cell, for example, ...Compare and contrast the nitrogen metabolism of nitrifiers with that of denitrifiers. Compare and contrast the metabolism of purple nonsulfur bacteria and aerobic anoxygenic phototrophs
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