« previous next »
« previous next »
 

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

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

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive (A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
Blood types and results of donor and recipient combinations. Blood types and results of donor and recipient combinations.
Flow scattergrams showing results on the top set from a healthy donor and on the bottom set from a ... Flow scattergrams showing results on the top set from a healthy donor and on the bottom set from a ...
Complement Activation and Results Complement Activation and Results
Results of gamete formation Results of gamete formation
The results of reciprocal crosses between streptomycin-resistant and streptomycin-sensitive The results of reciprocal crosses between streptomycin-resistant and streptomycin-sensitive
Video: Chemical Equilibrium between N2O4 (colorless gas) and NO2 (brown gas)

For a complete list of videos, visit our video library