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DNA Structure and Replication

DNA Structure and Replication
Proteins which help to open the double helix for DNA synthesis are

ligase
DNA topoisomerase
single stranded binding proteins
DNA helicases

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

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

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

DNA ligase
helicase
DNA polymerase
primase

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DNA Structure and Replication
The 5' and 3' numbers are related to the

length of the DNA strand
the number of phosphates
the base pair rule
carbon number in sugar

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DNA Structure and Replication
DNA replication results in

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

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DNA Structure and Replication
In a cesium chloride gradient, DNA labeled with 15N and centrifuged will form a band

with 14N-containing DNA
below DNA containing 14N
above DNA containing 14N
all of these

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MORE MCQ ON DNA Structure and Replication

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