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Standard XIII
Biology
Qualities of a Good Vector
A plasmid vec...
Question
A plasmid vector should have
A
origin of replication.
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B
selectable marker.
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C
cloning site.
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D
high copy number.
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Solution
The correct option is
D
high copy number.
A good plasmid vector should have :
origin of replication where the replication starts
selectable marker which contained the antibiotic resistance genes
cloning site where restriction sites are present
high copy number and low molecular weight.
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A plasmid vector should have
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Does the plasmid using as a vector should be of same type of host?
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Plasmid can be considered as a suitable cloning vector.
(I) It can be readily isolated from cells
(II) It possesses a single recognition site for one restriction enzymes
(III) It should have a high molecular weight
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Plasmid has been used as vector because
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Low molecular weight of plasmids aid in their function as a vector.
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