Zoology - Biotechnology and Its Applications Question with Solution | TestHub

The vector is a plasmid or virus DNA used to introduce genes into a host cell, where the genes may be amplified, gene cloning or otherwise manipulated.Agrobacterium tumefaciensis the soil bacterium and a phytopathogen that naturally infects plant at the site of the wound and causes crown gall disease with delivering T-DNA from bacterial cells into host plant cells.