Podcast
Questions and Answers
Which strand is synthesized continuously during DNA replication?
Which strand is synthesized continuously during DNA replication?
- Leading strand (correct)
- Both strands are synthesized continuously
- Neither strand is synthesized continuously
- Lagging strand
What are the short fragments called that make up the lagging strand during DNA replication?
What are the short fragments called that make up the lagging strand during DNA replication?
- Okazaki fragments (correct)
- Polymerase chains
- Primers
- Replication bubbles
What enzyme replaces the RNA nucleotides of the primer on the lagging strand with DNA nucleotides?
What enzyme replaces the RNA nucleotides of the primer on the lagging strand with DNA nucleotides?
- RNA polymerase
- DNA polymerase I (correct)
- DNA ligase
- DNA polymerase III
Which enzyme joins the sugar-phosphate backbones of Okazaki fragments in DNA replication?
Which enzyme joins the sugar-phosphate backbones of Okazaki fragments in DNA replication?
During DNA replication, in which direction can a new DNA strand elongate?
During DNA replication, in which direction can a new DNA strand elongate?
What process significantly reduces the error rate during DNA replication?
What process significantly reduces the error rate during DNA replication?
What is the main characteristic of the semiconservative model of DNA replication?
What is the main characteristic of the semiconservative model of DNA replication?
What is the role of helicases in DNA replication?
What is the role of helicases in DNA replication?
Which enzyme synthesizes RNA primers in DNA replication?
Which enzyme synthesizes RNA primers in DNA replication?
What is the direction of elongation for the new DNA strand during replication?
What is the direction of elongation for the new DNA strand during replication?
How do DNA polymerases add nucleotides to the growing DNA strand?
How do DNA polymerases add nucleotides to the growing DNA strand?
What drives the polymerization reaction catalyzed by DNA polymerase during DNA replication?
What drives the polymerization reaction catalyzed by DNA polymerase during DNA replication?
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