« previous next »
« previous next »
 

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

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

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

The life cycle of a flowering plant, illustrated by the genus Polygonum The life cycle of a flowering plant, illustrated by the genus Polygonum
Ascomycetes Life Cycle Ascomycetes Life Cycle
RNA Virus Life Cycle RNA Virus Life Cycle
A pump showing regular with a pump octane of 87, plus rated at 89, and premium rated at 93. These ... A pump showing regular with a pump octane of 87, plus rated at 89, and premium rated at 93. These ...
Life Expectancy in Developed Countries Life Expectancy in Developed Countries
Concepts related to cancer affect the types of cancer Concepts related to cancer affect the types of cancer
Video: Glycolysis - Introduction to ATP and the burning of sugar

For a complete list of videos, visit our video library