Which of the Following Is True About the Elongation Complex

Multiple Choice

Which of the following is true about the elongation complex?

A) The clamp does not come in contact with the RNA:DNA complex.
B) Processivity is slowed by the closing of the clamp.
C) The clamp closes over the RNA:DNA hybrid in the enzyme's cleft.
D) Five loops in the clamps play a role in the movement of the enzyme.
E) The active site of the enzyme lies at the end of pore 2.