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DNA Structure and Replication

DNA Structure and Replication
DNA can be sequenced by the

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

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

Nitrogenous base
Phosphate
Nucleotide
Carbon

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

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

S
None of these
H
B

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DNA Structure and Replication
There is a single origin for DNA replication in bacteria. How many origins of replication are found in the much larger genomes of eukaryotes such as mammals?

One
About 100
Thousands and tens of thousands
none of these

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DNA Structure and Replication
In DNA, guanine pairs with

Cytosine
Thymine
Adenine
Uracil

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