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DNA Structure and Replication

DNA Structure and Replication
How does ethidium bromide interact with DNA?

It binds to adenine
It intercalates between bases
It does not interact
It binds to phosphate

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DNA Structure and Replication
30 nm wide helix with five or six nucleosomes per helix is known as

halonoid
solenoid
none of these
kinoplast

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

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

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DNA Structure and Replication
The accepted hypothesis for DNA replication is

semi-conservative theory
conservative theory
evolutionary theory
dispersive theory

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DNA Structure and Replication
Who's X-ray work aided Watson and Crick in their discovery of the double helix?

Leaderberg
W.H. Bragg
R. Franklin
L. Pauling

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DNA Structure and Replication
Reverse transcriptase produces

RNA from DNA
DNA from RNA
DNA from peptides
RNA from RNA

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