« previous next »
« previous next »
 

Did you know?

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

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Overview of material uptake and long-distance transport processes in plants Overview of material uptake and long-distance transport processes in plants
A long, narrow cobbled street in Old San Juan. A long, narrow cobbled street in Old San Juan.
Technical service bulletins (TSBs) are issued by vehicle manufacturers when a fault occurs that ... Technical service bulletins (TSBs) are issued by vehicle manufacturers when a fault occurs that ...
Use palms and fingers to brush off along the back of the body from shoulders to feet with long ... Use palms and fingers to brush off along the back of the body from shoulders to feet with long ...
A horizontal, 2.00 m long, 3.00 kg uniform beam that lies along the east-west di A horizontal, 2.00 m long, 3.00 kg uniform beam that lies along the east-west di
Video: Digestion Animation

For a complete list of videos, visit our video library