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DNA Structure and Replication

DNA Structure and Replication
Reverse transcriptase produces

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

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

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

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DNA Structure and Replication
What is the only common methylation in the DNA of eukaryotes?

None of these
Cytosine in CpG dinucleotides
Guanosine in ApGpA trinucleotides
Adenosine in GpA dinucleotides

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

bZIP
helix-turn-helix
TFIID
zinc finger

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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 sedimentation coefficient
fluorescence in UV light
the time it takes the gel to run

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DNA Structure and Replication
Deoxyribonucleoside triphosphates, being need in the chain termination methods are

dGTP and dCTP
dTTP
all of these
dATP

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