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DNA Structure and Replication

DNA Structure and Replication
Which DNA polymerase removes RNA primers in DNA synthesis?

Polymerase II
Polymerase I
Polymerase III
none of these

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DNA Structure and Replication
TM refers to the temperature at which

50% of a protein molecules are denatured
50% of a DNA molecule is denatured
All of these
membranes are 50% fluid

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DNA Structure and Replication
What bands will be observed in a cesium chloride gradient after two rounds of replication?

One medium and one heavy band
One light and one medium band
One light, one medium and one heavy band
One medium band

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DNA Structure and Replication
Okazaki fragments occur on the __________ and are bonded together by __________

tRNA, polymerase
mRNA, anticodons
Lagging strand, ligase
Leading strand, polymerase

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DNA Structure and Replication
DNA can be sequenced by the

chain termination procedure
physical method
both (a) and (b)
chemical method

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DNA Structure and Replication
In a cesium chloride gradient, DNA labeled with 15N and centrifuged will form a band

above DNA containing 14N
below DNA containing 14N
all of these
with 14N-containing DNA

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