The ---> 5' Exonuclease Activity of DNA Polymerase I

The ---> 5' exonuclease activity of DNA polymerase I

A) provides primers with free hydroxyl groups for chain extension.
B) is similar to the mode of action of an RNA polymerase.
C) helps remove RNA primers during replication.
D) provides an error-correcting mechanism during replication and repair synthesis.
E) prevents bidirectional replication of the genome.