« previous next »
« previous next »
 

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells
The principal components of a spectrophotometer The principal components of a spectrophotometer
The Laocoön Group, Roman copy, perhaps after Agesander, Athenodorus, and Polydorus of Rhodes. The Laocoön Group, Roman copy, perhaps after Agesander, Athenodorus, and Polydorus of Rhodes.
Components of the lymphatic system. Components of the lymphatic system.
Group of Bees Group of Bees
Married or partnered couples within a visible minority mixed group Married or partnered couples within a visible minority mixed group
Video: Genetic terms Animation

For a complete list of videos, visit our video library