« previous next »
« previous next »
 

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Relationships among major invertebrate lineages Relationships among major invertebrate lineages
Lavoisier's pioneering direct calorimetry method of measuring BMR. Lavoisier's pioneering direct calorimetry method of measuring BMR.
When working with the patient with impaired hearing, the interpreter needs to direct questions to th When working with the patient with impaired hearing, the interpreter needs to direct questions to th
Stereochemical relationships of the D-ketoses Stereochemical relationships of the D-ketoses
Opener A field of pumpkins, where size is under the influence of additive alleles Opener A field of pumpkins, where size is under the influence of additive alleles
The possible outcomes of acute inflammation The possible outcomes of acute inflammation
Video: HIV Infection: Viral life cycle

For a complete list of videos, visit our video library