Question: Contrast the roles of bacteriorhodopsin halorhodopsin and sensory rhodopsin in
Contrast the roles of bacteriorhodopsin, halorhodopsin, and sensory rhodopsin in Halobacterium salinarum.
Answer to relevant QuestionsWhat two major physiological features unify species of Thermoplasmatales? Why does this allow some of them to successfully colonize coal refuse piles? Using the phylogenetic tree in Figure 16.1 as a guide, discuss what indicates that bacteriorhodopsin may have been a late evolutionary invention and that anaerobic respiration with S0 as electron acceptor might have been an ...Examine the phylogenetic tree of life in Figure 1.6b. In what ways and why does it differ from the tree in Figure 17.3? How might you combine SIP and NanoSIMS to identify novel methane-consuming cells in a natural community? Design an experiment for measuring the activity of sulfur-oxidizing bacteria in soil. If only certain species of the sulfur oxidizers present were metabolically active, how could you tell this? How would you prove that your ...
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