Introducing genes into plants 1)infecting plant cells with plasmids as vectors carrying the desired gene Restriction Selectable enzyme site marker Restriction ORI enzyme site Restriction Restriction enzyme site enzyme site 2) shooting microscopic pellets containing the gene directly into the cellIntroducing genes into plants 1) infecting plant cells with plasmids as vectors carrying the desired gene; 2) shooting microscopic pellets containing the gene directly into the cell