11.   The crops in question, known as BT corn and cotton, contain a bacterial gene that causes the plants to produce a toxin that kills pests.

12.   The corn carries a gene derived from a bacterium, Bacillus thuringiensis, that produces Bt toxin, which kills pests that eat the plant.

13.   The most popular of these is a corn plant that contains a toxin in its tissues that kills corn borer pests.

14.   The mango you buy in the grocery store has been treated with hot water to kill any pests it might contain.

15.   The plant then delivers the protein that kills the pest by starving the insect larvae.

16.   The protein kills a pest called the European corn borer.

17.   Yes, they kill lawn pests.

18.   EPA must approve any crop that is engineered to kill pests and also controls how it can be grown.

19.   In most of the suicides, the farmers consumed the pesticides bought to kill the pests.

20.   In conventional farming, chemicals designed to kill pests also can kill beneficial insects.