In the diagram of pBR322, which of one following options correctly identifies components?
,tet 
-antibiotic resistance genes Text Solution
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The given plasmid is pBR322, it was first produced and designed in Herbert Beyer Laboratory. It is a widely used plasmid vector.
Among the following options:
Option " c " is correct as 
, 
are the antibiotic resistance gene, this component is correctly defined.
Option " a " is incorrect as rop codes for protein that takes part in replication process and it does not code for reduced osmotic pressure.
Option " b " is incorrect as Hind III, EcoR1, are not selectable markers but they are the restriction enzymes. Option "d" is incorrect as Ori stands for the origin of replication and not for original restriction enzymes.
Hence, the correct option is " c ".
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