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DNA Structure and Replication

DNA Structure and Replication
DNAs when charged, migrate in a gel towards the

will not migrate
positive pole
none of these
negative pole

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DNA Structure and Replication
Enzymes, responsible for unraveling short segments of DNA is

primase
DNA ligase
helicase
DNA polymerase

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DNA Structure and Replication
What is the exact name of the classical Watson-Crick double helix DNA?

X-DNA
B-DNA
Z-DNA
A-DNA

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

Cytosine
Guanine
Thymine
Adenine

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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
Adenosine in GpA dinucleotides
Guanosine in ApGpA trinucleotides

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DNA Structure and Replication
DNA helicase is used to

unwind the double helix
None of these
interact the double helix closely
break a phosphodiester bond in DNA strand

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