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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

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On average, the stomach produces 2 L of hydrochloric acid per day.

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The FDA recognizes 118 routes of administration.

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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.

Negative control of an inducible set of genes: function of the lac repressor in regulating the lac o Negative control of an inducible set of genes: function of the lac repressor in regulating the lac o
Nephrolithiasis. Stones, or calculi, may form in several areas within the urinary tract. When they f Nephrolithiasis. Stones, or calculi, may form in several areas within the urinary tract. When they f
This chart illustrates the bottom up assumption about government. In this, attitudes, culture, and This chart illustrates the bottom up assumption about government. In this, attitudes, culture, and
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Video: Tuberculosis Testing

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