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DNA Structure and Replication

DNA Structure and Replication
Which polymerase is active in DNA repairing

Polymerase III
Polymerase II
Polymerase I
none of these

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

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

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DNA Structure and Replication
Proteins involved in opening a replication bubble are

DNA topoisomerase
ligase
DNA helicases
single stranded binding proteins

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DNA Structure and Replication
The overall conclusion of the Hershey-Chase experiment was that

phage DNA was similar to bacterial DNA
proteins and DNA were responsible for heredity
the ratio of Adenine to thymine was always the same
DNA was responsible for heredity

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DNA Structure and Replication
In DNA replication, one new strand is synthesized complementary to an old (parent) strand and is referred as

discontinuous
antiparallel
mutational
semiconservative

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

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

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