« previous next »
« previous next »
 

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

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

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

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?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Dominance relationships among individuals play an important role in many primate societies. Dominance relationships among individuals play an important role in many primate societies.
The “Infertility Belt” In certain countries in Central Africa, infertility rates are as high as 30% The “Infertility Belt” In certain countries in Central Africa, infertility rates are as high as 30%
Historian James Merrell notes several errors in Benjamin West’s famous 1771 painting, William Penn’s Historian James Merrell notes several errors in Benjamin West’s famous 1771 painting, William Penn’s
Compressibility factors of gases and vapors. Compressibility factors of gases and vapors.
Factors That Affect Your Basal Metabolic Rate Factors That Affect Your Basal Metabolic Rate
Stages of gene regulation in human cells Stages of gene regulation in human cells
Video: Protein catabolism - deamination

For a complete list of videos, visit our video library