The plasmid pBR322 has both Amp-R (resistance to ampicillin) and Tet-R (resistance to tetracycline) genes. In the Tet-R gene, there is a unique XbaI site. If you insert a piece of DNA into this XbaI site, how will you select for your recombinant DNA?

Producing disposable grocery bags consumes resources. recycling disposable bags is a solution that can recover some of the resources used to make new bags. which of the following behaviors could further refine the solution? a. disposing of bags by burning them b. reusing bags whenever possible c. using bags at once so that they do not break d. using only nonrenewable materials to make new bags subject is environmental science for apex users