In cloning vector pBR322, the Barn HI cloning site is found in which selectable marker gene?

Selectable markers in PBR322

Which among the following is a selectable marker in pBR - 322?

The given figure is the diagrammatic representaton of the E. coli vector pBR322. Which of these genes can act as selectable marker ?

The given figure is the diagrammatic representaton of the E. coli vector pBR322. Which of these genes can act as selectable marker ?

E. coli cloning vector pBR322 showing restriction sites ori and antibiotic resistance genes is given below. Select the correct option .

In the E.coli cloning vector pBR 322, the number of selectable marker is

What is the signficance of selectable marker in cloning vector ?