« previous next »
« previous next »
 

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

acid base acid base
Two representations of heme (derived from PDB ID 1CCR). The iron atom Two representations of heme (derived from PDB ID 1CCR). The iron atom
Grace Service, a YMCA missionary, explained that these porters worked at the base of Mount Omei in S Grace Service, a YMCA missionary, explained that these porters worked at the base of Mount Omei in S
Schematic representation of MHC class II molecule, consisting of 2 α-domains and 2 β-domains, the ... Schematic representation of MHC class II molecule, consisting of 2 α-domains and 2 β-domains, the ...
Hands-on class in a massage therapy program. Hands-on class in a massage therapy program.
Third-base wobble Third-base wobble
Video: Apicomplexan life cycle Animation

For a complete list of videos, visit our video library