Question

an enzyme with a dna unwinding activity is said to have ________ activity.

o nuclease
o dnase
o helicase
o primase

Explanation:

Nucleases are enzymes that cleave nucleic - acid chains. DNAse is a type of nuclease that acts on DNA. Primase synthesizes short RNA primers. Helicase is the enzyme responsible for unwinding the DNA double - helix during processes like replication.

Answer:

C. helicase