Question

From the following identify the ways through which gene therapy can be used.

1. Deliver bacterial or viral genes as a form of vaccination
2. Supply genes that cause cancer cells to revert back to normal cells
3. By introducing gene in an edible plant
4. Deliver genes that speed the destruction of cancer cells
5. Replace missing or defective genes

Options

• iii and v

• ii, iv and v

• i, ii, iv and v

• i, ii, and iii

Answer 1

i, ii, iv and v