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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?

Bleomycin
Tunicamycin
All of these
Erythromycin

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DNA Structure and Replication
30 nm wide helix with five or six nucleosomes per helix is known as

halonoid
none of these
kinoplast
solenoid

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DNA Structure and Replication
What is the approximate size (in kb) of the E. coli genome?

6500 kilobase
3000 kilobase
4500 kilobase
5500 kilobase

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

Phosphate
Nitrogenous base
Nucleotide
Carbon

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DNA Structure and Replication
Number of times the two DNA strands are interwined in circular DNA and is known as

twisting number
linking number
helix frequency
none of these

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DNA Structure and Replication
DNA can be sequenced by the

both (a) and (b)
chemical method
physical method
chain termination procedure

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