If the Structure of a Fully Relaxed, Closed-Circular DNA Molecule $\sigma$

Multiple Choice

If the structure of a fully relaxed, closed-circular DNA molecule is changed so that the specific linking difference ( $\sigma$ ) is -0.05, the number of:

A) bases is decreased by 5%.
B) bases is increased by 5%.
C) helical turns is decreased by 5%.
D) helical turns is increased by 5%.
E) helical turns is unchanged.