17 Questions
Which process involves the repair of DNA breaks?
DNA break repair
Which process involves the removal of Okazaki fragments?
Removal of Okazaki fragments
Which process involves the proof-reading of RNA primers?
Proof-reading of RNA primers
Which process involves the proof-reading of the nascent DNA?
Proof-reading of the nascent DNA
During replication, which enzyme adds complimentary bases?
polymerase
True/False: In a replication bubble, the same parental DNA strand serves as the template strand for the synthesis of both the leading and lagging strands.
False
What is the function of DNA gyrase?
Topoisomerase
Which enzyme unwinds the DNA double helix during replication?
helicase
Which enzyme joins the Okazaki fragments on the lagging strand during replication?
ligase
Which of the following is responsible for the removal and replacement of the RNA primer?
3’ to 5’ exonuclease
Which of the following is NOT a requirement for DNA replication?
Ready supply of amino acids
Which direction does DNA synthesis occur?
5’ to 3’
What is the function of Okazaki fragments?
They are formed in the lagging strand
What is the function of DNA polymerase III?
It adds nucleotide pairs to the growing DNA strand
Which of the following must happen first in order for DNA replication to occur?
DNA is unwound
Which of the following is required for DNA replication to occur?
DNA polymerase
What is the function of 3’ to 5’ exonuclease activities in DNA polymerase?
To remove mismatched nucleotides
Test your knowledge on DNA replication with this practice quiz. Questions cover topics such as replicons, replication origins, replication forks, and the requirements for DNA replication. Challenge yourself and see how well you understand the intricacies of this essential biological process.
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