Question

Arrange the events in the order that they occur during DNA replication.

Answer 1

1. Unwinds DNA double helix

2. DNA polymerase adds complementary nucleotides

3. Helicase separates strands of DNA

4. DNA helicase binds to and "unzips" the DNA molecule

5. DNA ligase seals the breaks in the strand

6. Primase adds short strands of RNA called primers

7. DNA polymerase III fills remaining nucleotides