DNA Replication During DNA replication in prokaryotes, synthesis begins on the circular chromosome randomly on the chromosome at any stretch of DNA that is high in AT pairs always at the same place at the promoter randomly on the chromosome at any stretch of DNA that is high in AT pairs always at the same place at the promoter ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Which of the following repairs nicked DNA by forming a phosphodiester bond between adjacent nucleotides? Topoisomerases Helicase DNA gyrase DNA ligase Topoisomerases Helicase DNA gyrase DNA ligase ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Which of the following possesses both 5'-3' and 3'-5' exonuclease activity? Taq DNA polymerase DNA polymerase III Kornberg enzyme None of these Taq DNA polymerase DNA polymerase III Kornberg enzyme None of these ANSWER DOWNLOAD EXAMIANS APP
DNA Replication DNA gyrase is inhibited by nalidixic acid both (a) and (b) tetracycline cephalosporin nalidixic acid both (a) and (b) tetracycline cephalosporin ANSWER DOWNLOAD EXAMIANS APP
DNA Replication DNA replication rates in prokaryotes are approximately of the order of 1,000 bases per second 10 bases per second 1,00 bases per second 10,000 bases per second 1,000 bases per second 10 bases per second 1,00 bases per second 10,000 bases per second 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
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