leaves of these plants. the dried and cured leaves of tobacco plants are smoked and consumed in other ways as a source of the alkaloid drug nicotine, a powerful neurotoxin that is particularly harmful to insects . more than species of tobacco plants have been identified. among these, the most important...
leaves of these plants. the dried and cured leaves of tobacco plants are smoked and consumed in other ways as a source of the alkaloid drug nicotine, a powerful neurotoxin that is particularly harmful to insects . more than species of tobacco plants have been identified. among these, the most important...
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