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Q: 6
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A:
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In eukaryotic
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DNA gyrase (topoisomerase) |
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DNA helicase |
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DNA ligase |
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primase |
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- Which of the following enzymes has a major role in joining of DNA fragments (Okasaki fragments) during DNA replication? Group of answer choices DNA gyrase Helicase Primase DNA polymerase DNA ligasetrue or false: DNA polymerase III performs nick translation.What role do the following enzymes play in DNA replication? DNA polymerase Helicase DNA ligase
- The discontinuous aspect of replication of DNA is caused by ________. topoisomerases cutting the DNA in a random fashion sister-chromatid exchanges trinucleotide repeats the 5' to 3' polarity restriction of synthesis polymerase slippageWhich of the following enzymes can break, and rejoin, phosphodiester bonds during the normal DNA replication process in the chromosomes of E. coli cells? single-stranded binding proteins RNA polymerase topoisomerase DNA helicase DNA ligase. DNA polymerase II (in E. coli) is specialized for which of the following functions? DNA replication, DNA recombination, and DNA repair both DNA repair and DNA replication both DNA replication and DNA recombination DNA replication only DNA recombination only
- DNA Replication Terms _____DNA polymerase III _____Primase _____Helicase _____Lagging Strand _____Leading Strand _____RNA Primer _____Single Strand Binding Protein _____5’ _____3’ _____DNA Ligase _____ Topoisomerase _____Template Strand _____Coding StrandTrue or False: Polymerases open the DNA and create the replication bubble while helicases run towards the replication forks. The replication forks show the bidirectional replication of DNAs.DNA polymerase is important in the replication process because it can join together segments of DNA into a single daughter strand. Select one: True False
- Which of the following enzymes is NOT involved in DNA replication? a. DNA Polymerase b. Primase c. Helicase d. Phosphatase e. DNA LigaseReplication of nuclear DNA begins at the Ori (origin of replication). True or falseWhich of the following enzymes is not involved in bacterial DNA replication? DNA Polymerase III telomerase primase DNA polymerase I ligase