« previous next »
« previous next »
 

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Role of calcium, tropomyosin, and troponin in cross-bridge cycling. Role of calcium, tropomyosin, and troponin in cross-bridge cycling.
Mouse Brain Cross Sections Mouse Brain Cross Sections
The internal structures of the outer, middle, and inner ear. The internal structures of the outer, middle, and inner ear.
Cross Section of Skin and Free Nerve Endings Cross Section of Skin and Free Nerve Endings
The Impact of Cross-Ethnic Friendships on Minority Students’ Well-Being The Impact of Cross-Ethnic Friendships on Minority Students’ Well-Being
The monohybrid cross between tall (D) and dwarf (d) pea plants The monohybrid cross between tall (D) and dwarf (d) pea plants
Video: Vasectomy

For a complete list of videos, visit our video library