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DNA Structure and Replication

DNA Structure and Replication
Overwinding or overtightening of DNA during replication is caused and removed by

DNAa, gyrase
DNAb, DNA polymerase
DNAb, gyrase
Single stranded protein, DNAa

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DNA Structure and Replication
What is the approximate size (in kb) of the E. coli genome?

4500 kilobase
3000 kilobase
6500 kilobase
5500 kilobase

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

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

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DNA Structure and Replication
Okazaki fragments occur during

polymerase reaction
replication
transformation
synthesis

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DNA Structure and Replication
Which of the following are short nucleotides strands made by DNA polymerase working in the opposite direction of the replication fork?

Lagging strand
Primers
Leading strands
Okazaki fragments

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DNA Structure and Replication
Which polymerase is active in DNA repairing

none of these
Polymerase III
Polymerase I
Polymerase II

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