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DNA Structure and Replication

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
What is the name given to the points at which a DNA helix is unwound and new strands develop?

Leading strands
Replication origins
Okazaki fragments
Replication forks

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

single stranded binding proteins
DNA topoisomerase
ligase
DNA helicases

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DNA Structure and Replication
The replication of a linear DNA molecule in a eukaryotic chromosome creates a problem which is reported to be sorted out by

None of these
using enzyme called telomerase
shortening of the double stranded replicated portion
using RNA as a template

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DNA Structure and Replication
In DNA, guanine pairs with

Cytosine
Uracil
Thymine
Adenine

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

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

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