« previous next »
« previous next »
 

Did you know?

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

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Traditional animal phylogeny based on body plans. Traditional animal phylogeny based on body plans.
Spike Lee (director and producer), When the Levees Broke: A Requiem in Four Acts. Spike Lee (director and producer), When the Levees Broke: A Requiem in Four Acts.
Three types of urine tests for checking patients’ urine for diabetes. Three types of urine tests for checking patients’ urine for diabetes.
How to calculate simple interest (Part 3) How to calculate simple interest (Part 3)
Find the proceeds of the following promissory note. A five-year, $4500.00 note bearing interest ... Find the proceeds of the following promissory note. A five-year, $4500.00 note bearing interest ...
Compound interest Compound interest
Video: How eudicots (true dicots) differ from monocots Animation

For a complete list of videos, visit our video library