DNA Replication Timeline

By kaloni26
  • step 1

    step 1

    Helicase unwinds the DNA. It attaches and breaks apart the hydrogen bonds between the bases on the DNA strand.
  • step 2

    step 2

    New complementary nucleotides are added in the correct order to form a new strand of DNA.
  • step 3

    step 3

    New phosphate backbone is glued together by Ligase. DNA polymerase proof reads the DNA strand.