« previous next »
« previous next »
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Forms of primary adult glaucoma: (a) in chronic open-angle glaucoma, the anterior chamber angle rema Forms of primary adult glaucoma: (a) in chronic open-angle glaucoma, the anterior chamber angle rema
Middle adults help young adults Middle adults help young adults
Classification of blood pressure for adults age 18 and older Classification of blood pressure for adults age 18 and older
Sample Exercise Program for Healthy Older Adults Sample Exercise Program for Healthy Older Adults
In the past year, about one in five adults in the United States reported symptoms of anxiety ... In the past year, about one in five adults in the United States reported symptoms of anxiety ...
Conversion of F+ to an Hfr state occurs by integration of the F factor Conversion of F+ to an Hfr state occurs by integration of the F factor
Video: Bulk flow - factors that influence bulk flow

For a complete list of videos, visit our video library