Which DNA polymerase performs the bulk of leading-strand synthesis in prokaryotes during replication?
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Correct answer: DNA polymerase III
In prokaryotes, DNA polymerase III is the main enzyme that synthesizes new DNA strands (both leading and lagging) during replication.
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More DNA Structure and Replication questions
- Which of the following correctly describes the directionality of new DNA strand synthesis by DNA polymerase?
- Why are Okazaki fragments necessary on the lagging strand during DNA replication?
- Which component forms the “replisome” complex at the replication fork in prokaryotes?
- Which statement correctly describes the number of origins of replication in prokaryotic versus eukaryotic chromosomes?
- Which of the following polymerases is primarily responsible for lagging-strand elongation in eukaryotic cells?
- What problem at the ends of linear eukaryotic chromosomes is addressed by the enzyme telomerase during replication?