Question

What is the correct order for the following events in excision repair of DNA? (1) DNA polymerase I adds correct bases by 5′ to 3′ replication.(2) Damaged bases are recognized.(3) DNA ligase seals the new strand to existing DNA.(4) Part of a single strand is excised.

Answer 1

1. Damaged bases are recognized.

2. Part of a single strand is excised.

3. DNA polymerase I adds correct bases by 5′ to 3′ replication.

4. DNA ligase seals the new strand to existing DNA.

Step-by-step explanation: