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DNA Structure and Replication

DNA Structure and Replication
An RNA primer is synthesized by

DNA helicases
DNA topoisomerase
ligase
primase

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DNA Structure and Replication
Which polymerase is active in DNA repairing

Polymerase II
Polymerase I
Polymerase III
none of these

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DNA Structure and Replication
For the DNA replication in eukaryotes, the cell cycle consists of

S, G2 and M phases
G1,S, G2 and M phases
G1, G2 and M phases
G2 and M phases

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DNA Structure and Replication
Enzymes, responsible for unraveling short segments of DNA is

primase
DNA polymerase
helicase
DNA ligase

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DNA Structure and Replication
DNA with a G-C content of 50% will melt at approximately

60°C
70 °C
100 °C
90 °C

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DNA Structure and Replication
Klenow fragment without free nucleotides exhibits

nickase activity
endonuclease activity
no activity
exonuclease activity

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MORE MCQ ON DNA Structure and Replication

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