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DNA Structure and Replication

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?

Cytosine
Uracil
Phosphate
Guanine

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DNA Structure and Replication
Okazaki fragments occur during

synthesis
polymerase reaction
replication
transformation

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

none of these
Polymerase II
Polymerase III
Polymerase I

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DNA Structure and Replication
Which of the following would not contain DNA?

Bacteria
Glass crystals
Mold
Yeast

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DNA Structure and Replication
What is the approximate percentage of repetitive DNA sequences in human DNA?

40 to 50%
10 to 20%
30 to 40%
20 to 30%

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DNA Structure and Replication
What is the main damaging effect of UV radiation on DNA?

Dehydration
Formation of thymine dimers
Single strand break
Depurination

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