« 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?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Survivorship curve for the North American beaver. Survivorship curve for the North American beaver.
Transfer RNA (tRNA) Structure Transfer RNA (tRNA) Structure
The frontal sinus, an airfilled space just behind the brow, is a unique size and shape in each of us The frontal sinus, an airfilled space just behind the brow, is a unique size and shape in each of us
The meridional transfer of energy The meridional transfer of energy
A transfer RNA (tRNA) molecule A transfer RNA (tRNA) molecule
Transfer RNA structure Transfer RNA structure
Video: Neurotransmission at chemical synapses & Excitory and inhibitory potentials

For a complete list of videos, visit our video library