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DNA Structure and Replication

DNA Structure and Replication
Proteins which help to open the double helix for DNA synthesis are

single stranded binding proteins
DNA topoisomerase
DNA helicases
ligase

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DNA Structure and Replication
Proteins involved in opening a replication bubble are

DNA helicases
DNA topoisomerase
ligase
single stranded binding proteins

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DNA Structure and Replication
Which of these drugs bind to DNA and cuts it, producing hydroxyl radicals?

Tunicamycin
Bleomycin
Erythromycin
All of these

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DNA Structure and Replication
Messelsen and Stahl model of replication was called

conservative replication
Cri du Chat
semi-conservative replication
dispersive replication

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DNA Structure and Replication
DNA replication in eukaryotes occurs only in

G1 phase
M phase
G2 phase
S phase

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DNA Structure and Replication
Which is the largest among the followings?

Phosphate
Carbon
Nucleotide
Nitrogenous base

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