quiz1-11-key - getting the RNA polymerase to the promoter...

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name _________________________ 1. Which three antibiotics are useful because you can usually isolate spontaneous resistant mutants for them relatively easily? What are their targets? nalidixic acid - gyrase - gyrA streptomycin - ribosome - rpsL rifampin - RNA polymerase - rpoB 2. What is the role of the sigma factor in RNA polymerase?
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Unformatted text preview: getting the RNA polymerase to the promoter (promoter recognition) 3. What is the general structure of a factor-independent terminator? What is the "factor" that these terminators are independent of? stem-loop followed by poly-U factor is Rho...
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