DNA Replication Which of the following statements on replication in E.coli is correct? It occurs in a unidirectional manner It occurs in bidirectional manner Always uses T7 DNA polymerase when infected by T7 phage Occurs only when λ phase has infected E. coli It occurs in a unidirectional manner It occurs in bidirectional manner Always uses T7 DNA polymerase when infected by T7 phage Occurs only when λ phase has infected E. coli ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Which of the following repairs nicked DNA by forming a phosphodiester bond between adjacent nucleotides? Topoisomerases DNA ligase Helicase DNA gyrase Topoisomerases DNA ligase Helicase DNA gyrase ANSWER DOWNLOAD EXAMIANS APP
DNA Replication The enzyme that catalyzes the synthesis of DNA is called DNA polymerase helicase DNA gyrase DNA ligase DNA polymerase helicase DNA gyrase DNA ligase ANSWER DOWNLOAD EXAMIANS APP
DNA Replication Which of the following possesses both 5'-3' and 3'-5' exonuclease activity? None of these DNA polymerase III Taq DNA polymerase Kornberg enzyme None of these DNA polymerase III Taq DNA polymerase Kornberg enzyme ANSWER DOWNLOAD EXAMIANS APP
DNA Replication During which of the following process a new copy of a DNA molecule is precisely synthesized? Trasformation Translation Transcription Replication Trasformation Translation Transcription Replication 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
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