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Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

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Cyanide works by making the human body unable to use oxygen.

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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.

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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

In middle childhood, children spend increasing amounts of time with peers and friends. In middle childhood, children spend increasing amounts of time with peers and friends.
The Accessory Organs The liver, gallbladder, and pancreas produce digestive secretions that flow The Accessory Organs The liver, gallbladder, and pancreas produce digestive secretions that flow
Common Illnesses in Malnourished Children Common Illnesses in Malnourished Children
Development of Morality in Young Children Development of Morality in Young Children
Immunizing young children against a variety of diseases Immunizing young children against a variety of diseases
A group of children were asked how many hours a day they spend watching television. A group of children were asked how many hours a day they spend watching television.
Video: Forming urine ( influencing factors), Forming dilute urine & Forming concentrated urine

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