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DNA Structure and Replication

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

Bacteria
Yeast
Mold
Glass crystals

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DNA Structure and Replication
What is the range of melting point temperatures (Tm) for most DNA molecules?

80 to l00°C
60 to 80°C
70 to 90°C
50 to 60°C

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DNA Structure and Replication
Which polymerase is active in DNA repairing

none of these
Polymerase III
Polymerase II
Polymerase I

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DNA Structure and Replication
In sperm heads, DNA is particularly highly condensed and the histones are replaced with small basic protein called

protamines
pyrimidines
All of these
purines

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DNA Structure and Replication
The site on a bacterial chromosome that marks the initiation point for chromosome replication is called

Ori
a promoter
an initiation codon
Pro

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DNA Structure and Replication
DNA replication takes place in which direction?

3' to 5'
5 'to 3'
Randomly
Vary from organism to organism

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