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from Wikipedia, the free encyclopedia

Tobacco

Tobacco refers to a genus of broad-leafed plants of the nightshade family indigenous to North and South America, or to the dried and cured leaves of such plants.

Tobacco contains the alkaloid nicotine, a powerful neurotoxin that is particularly harmful to insects.

Note:   The above text is excerpted from the Wikipedia article "Tobacco", which has been released under the GNU Free Documentation License.
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May 29, 2015

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