Chapter 7

Describe why a protein that binds to a specific sequence of doublestranded DNA is unlikely to bind to the same sequence if the DNA is single-stranded. (Section 7.2)

Describe the mechanism by which cAMP receptor protein (CRP), the regulatory protein for catabolite repression, functions. Use the lactose operon as an example. (Section 7.5)

What are the two components that give their name to a signal transduction system in prokaryotes? What is the function of each of the components? (Section 7.7)