« previous next »
« previous next »
 

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Drug Classification and Description of Use Drug Classification and Description of Use
Drug Classification and Description of Use Drug Classification and Description of Use
Drug Classification and Description of Use Drug Classification and Description of Use
Description Description
GENETICS DESCRIPTION GENETICS DESCRIPTION
The bacterium Escherichia coli is commonly referred to as E. coli. Seen here with multiple flagella The bacterium Escherichia coli is commonly referred to as E. coli. Seen here with multiple flagella
Video: Double Stranded DNA Molecule Animation

For a complete list of videos, visit our video library