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DNA Structure and Replication

DNA Structure and Replication
DNA can be sequenced by the

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

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DNA Structure and Replication
DNA helicase is used to

unwind the double helix
interact the double helix closely
break a phosphodiester bond in DNA strand
None of these

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DNA Structure and Replication
Enzymes, responsible for unraveling short segments of DNA is

helicase
DNA polymerase
primase
DNA ligase

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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
helix frequency
none of these
linking number

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

H-NS
All of these
HU
HSP-1

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DNA Structure and Replication
Which of the following in DNA replication and transcription are common?

synthesis in the 5'-3' direction
incorporation of deoxynucleotides
None of these
utilization the same enzyme

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