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DNA STRUCTURE AND REPLICATION

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

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

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DNA Structure and Replication
Which of the following are short nucleotides strands made by DNA polymerase working in the opposite direction of the replication fork?

Primers
Lagging strand
Leading strands
Okazaki fragments

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

Erythromycin
Bleomycin
Tunicamycin
All of these

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DNA Structure and Replication
Replication in E. coli is initiated by the generation of short RNA primers using

both (a) and (b)
reverse transcriptase
RNA polymerase
primase

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DNA Structure and Replication
DNA replication results in

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

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