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DNA Structure and Replication

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

Erythromycin
Bleomycin
Tunicamycin
All of these

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

Phosphate
Carbon
Nitrogenous base
Nucleotide

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DNA Structure and Replication
The overall conclusion of the Hershey-Chase experiment was that

phage DNA was similar to bacterial DNA
the ratio of Adenine to thymine was always the same
DNA was responsible for heredity
proteins and DNA were responsible for heredity

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DNA Structure and Replication
DNA segments capable of moving from one place in the genome to another is known as

moving elements
introns
retrovirus
transposons

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DNA Structure and Replication
Which polymerase is active in DNA repairing

Polymerase I
Polymerase III
none of these
Polymerase II

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

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