« previous next »
« previous next »
 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

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?

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.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Properties of Water Properties of Water
Waves in Deep and Shallow Water Waves in Deep and Shallow Water
A Well of Sources for Bottled Water A Well of Sources for Bottled Water
Water Molecule Water Molecule
Properties of Bacterial DNA Polymerases I, II, and III Properties of Bacterial DNA Polymerases I, II, and III
Elephant (Loxodonta africana) herd drinking at water hole. Etosha National Park, Namibia. Elephant (Loxodonta africana) herd drinking at water hole. Etosha National Park, Namibia.
Video: New DNA Strand Replication

For a complete list of videos, visit our video library