« 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?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

The Enzyme Cycle The Enzyme Cycle
Digestive System Digestive System
Performing a Urine Pregnancy Test Using the Enzyme Immunoassay Method Performing a Urine Pregnancy Test Using the Enzyme Immunoassay Method
Transfers enzyme (transformylase) from 10-formyltetrahydrofolate Transfers enzyme (transformylase) from 10-formyltetrahydrofolate
Infections in the Digestive System Infections in the Digestive System
The Digestive System The Digestive System
Video: Muscle cell structures - actin, myosin and titin filaments

For a complete list of videos, visit our video library