« previous next »
« previous next »
 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

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 first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Interaction of transcription factors with DNA Interaction of transcription factors with DNA
Alterable and unalterable risk factors for hypertension. Alterable and unalterable risk factors for hypertension.
Risk Factors for Diabetes Risk Factors for Diabetes
Factors Affecting Saturation and Condensation: Effect of Curvature Factors Affecting Saturation and Condensation: Effect of Curvature
Role of Factors of Production in Determining Growth, 1975–2009 Role of Factors of Production in Determining Growth, 1975–2009
Pioneer factors Pioneer factors
Video: Photosynthesis and Van Helmont Experiment

For a complete list of videos, visit our video library