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DNA Structure and Replication

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

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

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DNA Structure and Replication
What is the range of melting point temperatures (Tm) for most DNA molecules?

80 to l00°C
60 to 80°C
50 to 60°C
70 to 90°C

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

transduction
replication
transformation
translation

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

3000 kilobase
6500 kilobase
4500 kilobase
5500 kilobase

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DNA Structure and Replication
The melting of 40-45 bp at the oriC site of E. coli requires

DNA+ ATP + HU + DNAb + DNAa
DNA + ATP + HU + DNAb
DNA + ATP + HU
DNA + ATP + HU + DNAb + DNAa + Pol III holoenzyme

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DNA Structure and Replication
30 nm wide helix with five or six nucleosomes per helix is known as

solenoid
none of these
kinoplast
halonoid

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