Question

Which of the following is a group of vectors used for gene transfer into animals?

Options

• Ampicillin and tetracycline resistance plasmids

• Retrovirus, SV40, Adenovirus, and Papilloma virus

• Ti plasmid, pBR322, and bacteriophage-based vectors

• Bacteriophages, \(\textit{Agrobacterium tumefaciens}\), and coliphages

Answer 1

Retroviruses, SV40, Adenoviruses, and Papilloma viruses are used as vectors with special host-transfer properties for delivering genes into animal cells.