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DNA Structure and Replication

DNA Structure and Replication
After one replication in 15N, how many bands should be observed in a cesium chloride gradient?

One
Two
Three
A smear

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

Carbon
Nitrogenous base
Nucleotide
Phosphate

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DNA Structure and Replication
Klenow fragment without free nucleotides exhibits

no activity
exonuclease activity
endonuclease activity
nickase activity

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DNA Structure and Replication
TM refers to the temperature at which

50% of a DNA molecule is denatured
50% of a protein molecules are denatured
membranes are 50% fluid
All of these

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DNA Structure and Replication
When DNA polymerase is in contact with guanine in the parental strand, what does it add to the growing daughter strand?

Cytosine
Guanine
Phosphate
Uracil

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DNA Structure and Replication
Enzyme, responsible for proofreading base pairing is

DNA polymerase
Primase
Telomerase
DNA ligase

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