How can quorum sensing be considered a regulatory mechanism for conserving cell resources?
Answer to relevant QuestionsWhat would happen to regulation from a promoter under negative control if the region where the regulatory protein binds was deleted? What if the promoter was under positive control? How would you design a regulatory system to make Escherichia coli use succinic acid in preference to glucose? How could you modify it so that E. coli prefers to use succinic acid in the light but glucose in the dark? What are the major components of a virus particle? Contrast the enzyme(s) present in the virions of a retrovirus and a positive-strand RNA bacteriophage. Why do they differ if each has plus configuration single-stranded RNA as its genome? What are the similarities and differences between viroids and prions?
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