« previous next »
« previous next »
 

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Tobacco hornworm caterpillar Manduca sexta parasitized by Braconidae wasp larvae Tobacco hornworm caterpillar Manduca sexta parasitized by Braconidae wasp larvae
A denunciation of the tobacco craze that swept Europe in the mid-1600s, by Abraham Teniers. A denunciation of the tobacco craze that swept Europe in the mid-1600s, by Abraham Teniers.
Diffuse pharyngeal erythema seen with infectious mononucleosis. Diffuse pharyngeal erythema seen with infectious mononucleosis.
Symptoms of Tobacco Symptoms of Tobacco
Tobacco Mosaic Virus Tobacco Mosaic Virus
Infected Tobacco Leaves by a Virus Infected Tobacco Leaves by a Virus
Video: Proteins

For a complete list of videos, visit our video library