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DNA Structure and Replication

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

DNA polymerase
helicase
primase
DNA ligase

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DNA Structure and Replication
DNA replication results in

two completely new DNA molecules
one new molecule of RNA
two DNA molecules such that each one contains a strand of the original
one new DNA molecules 1 old molecule

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DNA Structure and Replication
The role of primase is to

cleave and unwinds short sections of DNA ahead of the replication fork
synthesize an RNA primer to begin the elongation process
dismantle RNA primer
proofread base pairing

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DNA Structure and Replication
Automated DNA sequencing uses the chain termination method

but with an oligonucleotide primer labeled with a fluorescent dye
with no primer
either (b) or (c)
but with a polynucleotide primer labeled with a fluorescent dye

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

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

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DNA Structure and Replication
In an agarose gel, DNA is moving from

A to B
cathode to anode
anode to cathode
left to right

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