« previous next »
« previous next »
 

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Four types of cellular responses to positional information in animals. Four types of cellular responses to positional information in animals.
Laboratory Requisition Information Laboratory Requisition Information
Comparing Traditional and Industrialized (and Information) Societies Comparing Traditional and Industrialized (and Information) Societies
Assessing the degree of the burn. Bottom photos show (A) first-degree burn (sunburn) and (B) ... Assessing the degree of the burn. Bottom photos show (A) first-degree burn (sunburn) and (B) ...
Dorsiflexion of the foot with direct pressure to bottom of foot with the thumbs. Dorsiflexion of the foot with direct pressure to bottom of foot with the thumbs.
Simplified diagram of information flow (the central dogma) from DNA to RNA Simplified diagram of information flow (the central dogma) from DNA to RNA
Video: Immune responses Animation

For a complete list of videos, visit our video library