What is the specific role of the enzyme indicated by B during the formation of the new DNA strands?
producing an RNA primer that will be extended into the new DNA strand
joining the nucleotides that form, the new DNA strand
transferring nucleotides from the old DNA strand to the new DNA strand
joining the fragments of DNA that are formed during lagging-strand synthesis

What is the specific role of the enzyme indicated by B during the formation of the new DNA strands producing an RNA primer that will be extended into the new DN class=