Respuesta :

Helicase unwinds the DNA, then DNA polymerase replicates the DNA from 5' to 3' matching the nucleotides with one another. Thymine matches with Adenine and guanine matches with cytosine.
Hope this helped.

Answer:

What the other guy said is correct

Explanation:

Hellicase splits it and then the dna polymerase changes the 5' to the 3' and adonine and thymine pair and cytosine and guanine pair