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DNA Structure and Replication

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

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

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DNA Structure and Replication
The accepted hypothesis for DNA replication is

dispersive theory
semi-conservative theory
conservative theory
evolutionary theory

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DNA Structure and Replication
Which of these drugs bind to DNA and cuts it, producing hydroxyl radicals?

Erythromycin
Bleomycin
All of these
Tunicamycin

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

Primers
Lagging strand
Okazaki fragments
Leading strands

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DNA Structure and Replication
In the study of one experiment it was found that the value of Tm for DNA is = 40° C. If the cell has 20% GC at the above Tm, then what will be value of 'Tm' if the GC% increases to 60%?

Decreases
Remains same
Increases
Can not be compared

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