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DNA Structure and Replication

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

none of these
positive pole
negative pole
will not migrate

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

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

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

Guanine
Thymine
Cytosine
Adenine

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

bZIP
zinc finger
TFIID
helix-turn-helix

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DNA Structure and Replication
What does ligase do during replication of DNA?

Joins nicks in DNA strands
Makes copies of mRNA from DNA
Synthesizes the lagging strand
Digests mRNA when it is no longer needed

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DNA Structure and Replication
In DNA replication, one new strand is synthesized complementary to an old (parent) strand and is referred as

antiparallel
semiconservative
discontinuous
mutational

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