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DNA Structure and Replication

DNA Structure and Replication
Which of these drugs bind to DNA and cuts it, producing hydroxyl radicals?

Bleomycin
All of these
Erythromycin
Tunicamycin

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DNA Structure and Replication
TM refers to the temperature at which

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

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

DNA polymerase
Telomerase
Primase
DNA ligase

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

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

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DNA Structure and Replication
The size of a linear DNA fragment in a gel can be estimated by

the sedimentation coefficient
the time it takes the gel to run
fluorescence in UV light
comparison with a molecular weight standard such as Hind III digested phage lambda

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DNA Structure and Replication
Which will require a higher temperature to denature?

RNA with a high G-C content
DNA with a high A-T content
DNA with a high G-C content
RNA with a high A-T content

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