41.   Anthrax produces a toxin that can cause fatal damage to the respiratory system and brain.

42.   Anthrax produces a toxin that can cause severe damage to the respiratory system and brain, killing untreated patients within days.

43.   Antibiotics taken early enough can kill the germs before too much toxin is produced, but they have little effect later.

44.   Botulin produces deadly toxins that are used in weapons.

45.   Diphtheria is a contagious infection of the upper respiratory system or the skin, transmitted by bacteria which produce a toxin that is carried in the bloodstream.

46.   Freezing, drying, and treating food with chemicals like sodium nitrate prevent the spores of botulism from growing and producing toxins.

47.   If this is done, as the plant grows it produces toxin, the bollworm eats it and dies.

48.   Inside the body, the bacterium multiplies and produces toxins that kill cells that keep the respiratory tract clear.

49.   Last year, a Cornell University study found that monarch butterflies are poisoned by corn that is genetically modified to produce Bt toxin, a natural pesticide.

50.   Scientists caution that other types of microscopic sea life also can produce toxins.