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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
A smear
Three
Two

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

helicase
primase
DNA ligase
DNA polymerase

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DNA Structure and Replication
TM refers to the temperature at which

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

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DNA Structure and Replication
What is the approximate percentage of repetitive DNA sequences in human DNA?

30 to 40%
20 to 30%
10 to 20%
40 to 50%

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DNA Structure and Replication
Which polymerase is active in DNA repairing

Polymerase III
Polymerase I
none of these
Polymerase II

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

Polymerase I
Polymerase II
all of these
Polymerase III

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