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DNA Structure and Replication

DNA Structure and Replication
How does ethidium bromide interact with DNA?

It binds to phosphate
It intercalates between bases
It does not interact
It binds to adenine

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DNA Structure and Replication
If one cell has AT contents 40%, what will be the percentage of Guanine residue?

15%
Guanine residue can not be calculated
30%
60%

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DNA Structure and Replication
Klenow fragment without free nucleotides exhibits

exonuclease activity
endonuclease activity
no activity
nickase activity

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DNA Structure and Replication
In an agarose gel, DNA is moving from

cathode to anode
left to right
anode to cathode
A to B

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

All of these
HSP-1
H-NS
HU

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

primase
DNA ligase
DNA polymerase
helicase

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