« previous next »
« previous next »
 

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

The experimental approach used by Masui and Markert to identify cyclin and cyclin-dependent kinase ( The experimental approach used by Masui and Markert to identify cyclin and cyclin-dependent kinase (
Plains zebra are highly dependent on water. Plains zebra are highly dependent on water.
Two general models for the interconversion of inactive and active forms of a protein during cooperat Two general models for the interconversion of inactive and active forms of a protein during cooperat
Although males tend to be larger than females, the two overlap significantly in size. The size of a Although males tend to be larger than females, the two overlap significantly in size. The size of a
How to use L'Hospital's Rule to find the limit of a function (Part 2) How to use L'Hospital's Rule to find the limit of a function (Part 2)
Sketch a graph of the function h(x), by hand on the following interval: Sketch a graph of the function h(x), by hand on the following interval:
Video: Vascular tissues in a corn stem and a buttercup root

For a complete list of videos, visit our video library