DNA polymerase can only add new nucleotides to the old 3'DNA end.

Name: DNA polymerase can only add new nucleotides to the old 3'DNA end.
Brand: Quizplus
Rating: 4.9 (37 reviews)

Question

Quizplus · Accepted Answer

This is because DNA polymerase catalyzes the formation of phosphodiester bonds between the 3' hydroxyl group of the sugar on the growing chain and the 5' phosphate group on the incoming nucleotide. Hence, it can only add nucleotides to the available 3' end of the DNA strand.

DNA Polymerase Can Only Add New Nucleotides to the Old