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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?

bZIP
helix-turn-helix
zinc finger
TFIID

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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
Erythromycin
Tunicamycin

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DNA Structure and Replication
The DNA is negatively super coiled, complexes to histone,

HSP-1
HU
All of these
H-NS

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DNA Structure and Replication
Without telomerase, what would happen to the ends of chromosomes after each round of replication?

None of these
Chromosomes would get longer
Nothing would happen
Chromosomes would become progressively shorter

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

Adenine
Cytosine
Thymine
Guanine

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DNA Structure and Replication
Messelsen and Stahl model of replication was called

Cri du Chat
semi-conservative replication
conservative replication
dispersive replication

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