« previous next »
« previous next »
 

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

The violation of mores is a serious matter. In this case, it is serious enough that security at an ... The violation of mores is a serious matter. In this case, it is serious enough that security at an ...
Food security per person Food security per person
Industrial and transport sources are responsible for a large proportion of global GHG emission Industrial and transport sources are responsible for a large proportion of global GHG emission
Land use change and forestry are responsible for 18% of global greenhouse gas emissions Land use change and forestry are responsible for 18% of global greenhouse gas emissions
Agriculture is responsible for as much as 15% of global greenhouse gas emissions Agriculture is responsible for as much as 15% of global greenhouse gas emissions
Energy homeostasis is regulated primarily by the brain, gastrointestinal tract, other organ systems, Energy homeostasis is regulated primarily by the brain, gastrointestinal tract, other organ systems,
Video: Transcription - Introns and exons

For a complete list of videos, visit our video library