tobacco

Tobacco mosaic virus

... an RNA virus that infects plants , especially tobacco , showing characteristic patterns (mottling and di...longest word in the English language . In plants, tobacco mosaic virus leads to severe crop losses. It is known to infect members of nine plant families, and ...

Tobacco mosaic virus

... an RNA virus that infects plants , especially tobacco , showing characteristic patterns (mottling and di...longest word in the English language . In plants, tobacco mosaic virus leads to severe crop losses. It is known to infect members of nine plant families, and ...

Drug

...ned also (not least with respect to alcohol and tobacco ) to generate government tax revenue. Licensed distribution In the United States , medical professionals may obtain drugs from drug companies or pharmacies (which in turn purchase drugs from the drug companies). Pharmacies may also supply...

Cancer

...es of research, is the strong association between tobacco use and cancers of many sites. Hundreds of epidem...in risk of certain cancers; however, compared with tobacco exposure, the magnitude of effect is modest or small and the strength of evidence is often weaker. O...

Botany

... Popular stimulants like coffee , chocolate , tobacco and tea also come from plants. Most alcoholic beverages , come from fermenting plants such as hops and grapes . Plants also provide us with many natural materials: cotton , wood , paper , linen , vegetable oils , some types of rope a...