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DNA Structure and Replication

DNA Structure and Replication
DNA can be sequenced by the

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

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DNA Structure and Replication
The DNA polymerase in bacteria, responsible for DNA synthesis is

Polymerase I
Polymerase III
Polymerase II
all of these

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DNA Structure and Replication
The melting of 40-45 bp at the oriC site of E. coli requires

DNA + ATP + HU + DNAb
DNA + ATP + HU + DNAb + DNAa + Pol III holoenzyme
DNA + ATP + HU
DNA+ ATP + HU + DNAb + DNAa

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

linking number
helix frequency
none of these
twisting number

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DNA Structure and Replication
The DNA is negatively super coiled, complexes to histone,

HU
H-NS
All of these
HSP-1

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DNA Structure and Replication
What is the IUPAC code for an A, C, T ambiguity in a nucleic acid sequence?

None of these
B
S
H

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