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DNA Structure and Replication

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

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

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DNA Structure and Replication
Proteins which help to open the double helix for DNA synthesis are

DNA helicases
DNA topoisomerase
ligase
single stranded binding proteins

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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
70 to 90°C
60 to 80°C
50 to 60°C

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

an initiation codon
Pro
a promoter
Ori

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DNA Structure and Replication
Enzyme, responsible for proofreading base pairing is

DNA polymerase
Primase
DNA ligase
Telomerase

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DNA Structure and Replication
DNA replication results in

one new molecule of RNA
two DNA molecules such that each one contains a strand of the original
two completely new DNA molecules
one new DNA molecules 1 old molecule

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