October 3, 2010

Blood Agglutination

Blood agglutination simply refers to the sticking together of erythrocytes as a result of antigen-antibody interaction. Proteins on the surface of the blood cells act as antigens, while antibodies in the plasma of some other blood types act to cause …

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Air Force One, Boeing 737

Development began in 1979 for the 737’s first major facelift. Boeing wanted to increase capacity and range, incorporating improvements to upgrade the aircraft to modern specifications, while also retaining commonality with previous 737 variants. In 1980 preliminary aircraft specifications of …

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