DNA Replication Which of the following enzymes unwind short stretches of DNA helix immediately ahead of a replication fork? Single-stranded binding proteins Helicases DNA polymerases Topoisomerases Single-stranded binding proteins Helicases DNA polymerases Topoisomerases ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Which of the following lacks 3'-5' exonuclease activity? All of these T4 DNA ligase Taq DNA polymerase Short fragment of DNA polymerase I All of these T4 DNA ligase Taq DNA polymerase Short fragment of DNA polymerase I ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Proofreading activity to maintain the fidelity of DNA synthesis requires the presence of an enzyme separate from the DNA polymerases is a function of the 3'-5' exonuclease activity of the DNA polymerases occurs in prokaryotes but not eukaryotes occurs after the synthesis has been completed requires the presence of an enzyme separate from the DNA polymerases is a function of the 3'-5' exonuclease activity of the DNA polymerases occurs in prokaryotes but not eukaryotes occurs after the synthesis has been completed ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Which of the following possesses both 5'-3' and 3'-5' exonuclease activity? Kornberg enzyme DNA polymerase III None of these Taq DNA polymerase Kornberg enzyme DNA polymerase III None of these Taq DNA polymerase ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Which of the following repairs nicked DNA by forming a phosphodiester bond between adjacent nucleotides? Helicase DNA gyrase Topoisomerases DNA ligase Helicase DNA gyrase Topoisomerases DNA ligase ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Both strands of DNA serve as templates concurrently in none of these replication excision repair mismatch repair none of these replication excision repair mismatch repair ANSWER DOWNLOAD EXAMIANS APP
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