« previous next »
« previous next »
 

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

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

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Neuronal action potential. Neuronal action potential.
Site of action of diuretics. Site of action of diuretics.
Hierarchical nature of hormone action in vertebrates Hierarchical nature of hormone action in vertebrates
Action of type I and type II topoisomerases, as shown by gel electrophoresis Action of type I and type II topoisomerases, as shown by gel electrophoresis
Extension of telomeric DNA by telomerase: Proposed action of telomerase Extension of telomeric DNA by telomerase: Proposed action of telomerase
The male physique depicted in popular action figures in the 1970s The male physique depicted in popular action figures in the 1970s
Video: Metaphase I Animation

For a complete list of videos, visit our video library