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Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

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

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?

Your heart beats over 36 million times a year.

A medical assistant listening to the patient and physician discuss the patient's care. A medical assistant listening to the patient and physician discuss the patient's care.
Purse cover, from the Sutton Hoo burial ship. Purse cover, from the Sutton Hoo burial ship.
How difficult is it for children to learn to speak two languages? How difficult is it for children to learn to speak two languages?
Mechanisms of active and passive immunity. Mechanisms of active and passive immunity.
A reverse passive agglutination reaction. The antibody is bound to the particles, and antigen in the ... A reverse passive agglutination reaction. The antibody is bound to the particles, and antigen in the ...
Embryonic development of shepherd’s purse (Capsella), a eudicot Embryonic development of shepherd’s purse (Capsella), a eudicot
Video: Digestive System Animation

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