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DNA Structure and Replication

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

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

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DNA Structure and Replication
TM refers to the temperature at which

50% of a protein molecules are denatured
50% of a DNA molecule is denatured
All of these
membranes are 50% fluid

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

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

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DNA Structure and Replication
The DNA polymerase in bacteria, responsible for DNA synthesis is

Polymerase I
Polymerase II
all of these
Polymerase III

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DNA Structure and Replication
DNAs when charged, migrate in a gel towards the

positive pole
none of these
negative pole
will not migrate

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DNA Structure and Replication
DNA replication in eukaryotes occurs only in

G2 phase
S phase
M phase
G1 phase

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