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DNA Structure and Replication

DNA Structure and Replication
Deoxyribonucleoside triphosphates, being need in the chain termination methods are

dATP
dTTP
dGTP and dCTP
all of these

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

Three
A smear
Two
One

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DNA Structure and Replication
An important difference between eukaryotic and prokaryotic DNA replication is

more DNA polymerases are found in eukaryotes
RNA primers are not required in eukaryotes
multiple origins of replication in eukaryotes
eukaryotic DNA polymerases are faster

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DNA Structure and Replication
The size of a linear DNA fragment in a gel can be estimated by

the time it takes the gel to run
fluorescence in UV light
the sedimentation coefficient
comparison with a molecular weight standard such as Hind III digested phage lambda

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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?

Uracil
Cytosine
Phosphate
Guanine

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DNA Structure and Replication
Which polymerase is active in DNA repairing

Polymerase II
Polymerase I
Polymerase III
none of these

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