The ti plasmid is used for introducing genes into:
animal cells
plant cells
bacteriophages
e. coli cells

Plant cells.

Explanation:

Plasmid may be defined as the extra chromosomal DNA that has the ability to replicate with the host genome. Plasmid are used in various molecular technologies like recombinant DNA technology.

Tumor inducing or Ti plasmid is used for the transduction of the genetic material into the plants. These plamsid has the ability to induce crown gall disease in plants.

Thus, the answer is option (2).

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