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Author Question: The ________ system was a system of social accounting whereby extended families undertook the ... (Read 36 times) |
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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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Approximately 25% of all reported medication errors result from some kind of name confusion.
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Cyanide works by making the human body unable to use oxygen.
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Your heart beats over 36 million times a year.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).