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  4. The given figure is the diagrammatic representation of the E. coli vector pBR 322. Which one of the given options correctly identifies its certain component(s)?

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Q. The given figure is the diagrammatic representation of the E. coli vector pBR 322. Which one of the given options correctly identifies its certain component(s)?Biology Question Image

AIPMTAIPMT 2012Biotechnology : Principles and Processes

Solution:

In pBR 322, ori-represents site or origin of replication rop-codes for proteins that take part in the replication of plasmid. Hin d III, Eco RI- recognition sites of restriction endonucleases. ampR and tetR - antibiotic resistance genes.