Question: Most biosynthetic operons need only be under negative control for
Most biosynthetic operons need only be under negative control for effective regulation, whereas most catabolic operons need to be under both negative and positive control. Why?
Answer to relevant QuestionsWhat is the difference between an operon and a regulon? What 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? Bacteriophage T4 has “early genes” and “late genes.” What is meant by these classifications, and what types of proteins are encoded by each? How is a viral suspension quantified and what is meant by the word “titer”? Compare the reovirus genome to those of influenza virus and bacteriophage MS2.
Post your question