Anthrax

Anthrax is a serious disease caused by Bacillus anthracis, a bacterium that forms spores. A bacterium is a very small organism made up of one cell. Many bacteria can cause diseases. A spore is a cell that is dormant (asleep) but may come to life with the right conditions. There are three types of anthrax, depending on how it gets in: skin (cutaneous) lungs (inhalation) digestive (gastrointestinal).

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