All the Following Steps Are Performed by the Enzyme Transposase

Multiple Choice

All the following steps are performed by the enzyme transposase during transposition of bacterial insertion sequences except

A) excision of the IS element from the donor DNA molecule.
B) introduction of staggered cuts into the target DNA molecule.
C) ligation of the IS element to the target DNA.
D) synthesis of DNA to fill in the single-stranded gaps.