Question

which enzyme separates the two complimentary strands of dna during dna replication?
o primase
o ligase
o dna polymerase
o helicase

Explanation:

Helicase unwinds and separates the two complementary strands of DNA during replication by breaking hydrogen - bonds between base pairs. Primase synthesizes RNA primers, ligase joins DNA fragments, and DNA polymerase adds nucleotides to the growing DNA strand.

Answer:

D. helicase