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DNA Structure and Replication

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

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

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

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

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DNA Structure and Replication
First evident that DNA is genetic material comes from the experiment of Griffith is

replication
transformation
transduction
translation

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

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

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DNA Structure and Replication
A cesium chloride will separate DNA molecules by

density
absorption
adhesion
resorption

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DNA Structure and Replication
How does ethidium bromide interact with DNA?

It binds to adenine
It intercalates between bases
It does not interact
It binds to phosphate

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