How Does the Gp32 Protein Facilitate Both Stabilization of Single-Stranded

question 22

Multiple Choice

How does the gp32 protein facilitate both stabilization of single-stranded DNA as well as its renaturation to double-stranded DNA?

• A)gp32 is an enzyme and thus its reaction of separating DNA strands is freely reversible
• B)gp32 binds only to regions of high A and T content so hydrogen bonding is reversible
• C)gp32 displays cooperativity in binding to single stranded DNA
• D)the gp32 C-terminal domain acts as a switch between weak and strong single stranded DNA binding
• E)none of the above

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