Multiple Choice
What is the function of the enzyme topoisomerase in DNA replication?
A) relieving strain in the DNA ahead of the replication fork caused by the untwisting of the double helix
B) elongating new DNA at a replication fork by adding nucleotides to the existing chain
C) reattaching the hydrogen bonds between the base pairs in the double helix
D) building RNA primers using the parental DNA strand as a template
Correct Answer:

Verified
Correct Answer:
Verified
Q6: Which of the following types of molecules
Q55: Use the figure to answer the following
Q56: E. coli cells grown on ¹⁵N medium
Q57: Which of the following statements accurately describes
Q58: In E. coli, what is the function
Q59: You briefly expose bacteria undergoing DNA replication
Q61: Which of the following facts did Hershey
Q62: Which of the following characteristics of eukaryotic
Q64: In E. coli, there is a mutation
Q65: Why does a new DNA strand elongate