Positive supercoils ahead of the replication fork are resolved by
A) helicase
B) DNA polymerase/primase
C) topoisomerase I and/or II
D) PCNA, the sliding clamp
Correct Answer:
Verified
Q9: In an ATP-dependent reaction, Topoisomerase I
A) makes
Q10: Which enzyme creates a double-strand DNA break
Q11: Topoisomers can be physically separated by
A) CsCl
Q12: Which statement is not correct?
A) Eukaryotic chromosomal
Q13: Once bound to an origin of replication,
Q15: Replication licensing ensures that
A) DNA replication occurs
Q16: Pre-replication complex assembly
A) occurs when cyclin-dependent kinase
Q17: Enzymes that use the energy of ATP
Q18: DNA polymerase
Q19: Nucleotide selectivity and proofreading by DNA polymerase
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