DNA Replication Which of the following repairs nicked DNA by forming a phosphodiester bond between adjacent nucleotides? Helicase DNA ligase DNA gyrase Topoisomerases Helicase DNA ligase DNA gyrase Topoisomerases ANSWER DOWNLOAD EXAMIANS APP
DNA Replication The enzyme that catalyzes the synthesis of DNA is called helicase DNA gyrase DNA polymerase DNA ligase helicase DNA gyrase DNA polymerase DNA ligase ANSWER DOWNLOAD EXAMIANS APP
DNA Replication The synthesis of DNA by DNA polymerase occurs in the 3' to 3' direction 3' to 5' direction 5' to 3' direction 5' to 5' direction 3' to 3' direction 3' to 5' direction 5' to 3' direction 5' to 5' direction ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Which of the following enzymes unwind short stretches of DNA helix immediately ahead of a replication fork? Helicases DNA polymerases Topoisomerases Single-stranded binding proteins Helicases DNA polymerases Topoisomerases Single-stranded binding proteins ANSWER DOWNLOAD EXAMIANS APP
DNA Replication DNA gyrase is inhibited by cephalosporin tetracycline nalidixic acid both (a) and (b) cephalosporin tetracycline nalidixic acid both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Which of the following lacks 3'-5' exonuclease activity? Taq DNA polymerase Short fragment of DNA polymerase I All of these T4 DNA ligase Taq DNA polymerase Short fragment of DNA polymerase I All of these T4 DNA ligase ANSWER DOWNLOAD EXAMIANS APP
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