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DNA Structure and Replication

DNA Structure and Replication
Each replication bubbles consists of

2 replication forks
3 replication forks
1 replication forks
4 replication forks

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DNA Structure and Replication
When DNA polymerase is in contact with guanine in the parental strand, what does it add to the growing daughter strand?

Phosphate
Guanine
Uracil
Cytosine

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DNA Structure and Replication
Reverse transcriptase produces

DNA from peptides
DNA from RNA
RNA from DNA
RNA from RNA

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

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DNA Structure and Replication
Which polymerase is active in DNA repairing

Polymerase III
Polymerase II
none of these
Polymerase I

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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%?

Remains same
Decreases
Can not be compared
Increases

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