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DNA Structure and Replication

DNA Structure and Replication
DNA replication takes place in which direction?

3' to 5'
Randomly
5 'to 3'
Vary from organism to organism

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DNA Structure and Replication
The RNA primers used to initiate replication in E. coli

are removed by helicase + ATP
are removed by Pol I
are joined together by DNA ligase
result in Okazaki fragments on leading strand

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

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

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

Two
A smear
Three
One

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DNA Structure and Replication
Which polymerase is active in DNA repairing

none of these
Polymerase II
Polymerase I
Polymerase III

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DNA Structure and Replication
DNA replication results in

one new DNA molecules 1 old molecule
two completely new DNA molecules
one new molecule of RNA
two DNA molecules such that each one contains a strand of the original

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