« previous next »
« previous next »
 

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

The stability of carbon bonds makes life possible even in extreme environments The stability of carbon bonds makes life possible even in extreme environments
Synthesis of the active hormone formed from vitamin D or its precursor in skin. Synthesis of the active hormone formed from vitamin D or its precursor in skin.
The chief muscles of mastication The chief muscles of mastication
This chart illustrates the “drip down” model of government. In this, politics is formed by the soc This chart illustrates the “drip down” model of government. In this, politics is formed by the soc
Layers of the Digestive Tract Wall Layers of the Digestive Tract Wall
Effect of cooperative substrate binding on enzyme kinetics Effect of cooperative substrate binding on enzyme kinetics
Video: Transferring genes into plants Animation

For a complete list of videos, visit our video library