« previous next »
« previous next »
 

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Plant Cell Types (Part 1) Plant Cell Types (Part 1)
Urinalysis. During a simple urinalysis, a stick with colored blocks is dipped into a urine specimen. Urinalysis. During a simple urinalysis, a stick with colored blocks is dipped into a urine specimen.
How to solve for inequalities (Part 1) How to solve for inequalities (Part 1)
Hydrolysis reactions for some biochemically important phosphate compounds (part 2) Hydrolysis reactions for some biochemically important phosphate compounds (part 2)
Question 37 Part 2 Question 37 Part 2
Annotation of a DNA sequence containing part of the human beta-globin gene Annotation of a DNA sequence containing part of the human beta-globin gene
Video: Origin of organelles Animation

For a complete list of videos, visit our video library