« previous next »
« previous next »
 

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Spur-winged Goose - De Hoop Nature Reserve, South Africa Spur-winged Goose - De Hoop Nature Reserve, South Africa
Labeling of black cohosh: (a) front label with general health claim Labeling of black cohosh: (a) front label with general health claim
General structure of a virus. General structure of a virus.
T cells are of three general types: (1) helper T cells that secrete cytokines, which upregulate the ... T cells are of three general types: (1) helper T cells that secrete cytokines, which upregulate the ...
E9-23 Prepare income statements Explain the difference in operating income E9-23 Prepare income statements Explain the difference in operating income
Crewed mission spacecraft. Crewed mission spacecraft.
Video: Glycolysis - Introduction to ATP and the burning of sugar

For a complete list of videos, visit our video library