BIOLOGY Lecture Notes - Nicotiana Tabacum, Solanaceae, Jean Nicot
Document Summary
Definition:"" nicotine is a stimulant drug that speeds up the messages travelling between the brain and body. Products such as cigarettes, cigars, pipe tobacco, chewing tobacco, and wet and dry snuff and the dried leaves from the tobacco plant all contain nicotine. "". Nicotine is a chemical that contains nitrogen, which is made by several types of plants, including the tobacco plant. Nicotiana tabacum, the type of nicotine found in tobacco plants, comes from the nightshade family. Millions of people in the united states have been able to quit smoking. Although the number of cigarette smokers in the united states has dropped in recent years, the number of smokeless tobacco users has steadily increased. Nicotine occurs throughout the tobacco plant and especially in the leaves. The compound constitutes about 5 percent of the plant by weight. Both the tobacco plant (nicotiana tabacum) and the compound are named for jean.
