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DNA Structure and Replication

DNA Structure and Replication
Which of the following is not a structural motif in DNA binding proteins?

zinc finger
bZIP
helix-turn-helix
TFIID

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DNA Structure and Replication
First evident that DNA is genetic material comes from the experiment of Griffith is

translation
transformation
transduction
replication

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

Bleomycin
All of these
Tunicamycin
Erythromycin

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DNA Structure and Replication
The melting of 40-45 bp at the oriC site of E. coli requires

DNA + ATP + HU + DNAb + DNAa + Pol III holoenzyme
DNA + ATP + HU
DNA+ ATP + HU + DNAb + DNAa
DNA + ATP + HU + DNAb

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DNA Structure and Replication
Telomeres are usually rich in which nucleotide?

Cytosine
Adenine
Guanine
Thymine

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DNA Structure and Replication
The packing ratio of nucleosomes is about

8
9
7
6

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