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DNA Structure and Replication

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

an initiation codon
Pro
Ori
a promoter

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

negative pole
none of these
positive pole
will not migrate

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DNA Structure and Replication
What is the name given to the points at which a DNA helix is unwound and new strands develop?

Okazaki fragments
Replication forks
Replication origins
Leading strands

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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
50 to 60°C
60 to 80°C
70 to 90°C

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DNA Structure and Replication
What is the exact name of the classical Watson-Crick double helix DNA?

Z-DNA
A-DNA
X-DNA
B-DNA

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DNA Structure and Replication
Which is the largest among the followings?

Phosphate
Nitrogenous base
Nucleotide
Carbon

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