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Did you know?

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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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

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It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Top down view of Olympus Mons, the highest known mountain in the solar system Top down view of Olympus Mons, the highest known mountain in the solar system
Coolant flow through a typical engine cooling system. Coolant flow through a typical engine cooling system.
Active fuel management includes many different components and changes to the oiling system, which ... Active fuel management includes many different components and changes to the oiling system, which ...
Three types of “end feel” in normal joints. Three types of “end feel” in normal joints.
Apply scissoring between metatarsals and figure-8s on toe joints to mobilize the foot. Apply scissoring between metatarsals and figure-8s on toe joints to mobilize the foot.
An example of a cell-mediated immune response targeting virus-infected cells. An example of a cell-mediated immune response targeting virus-infected cells.
Video: Hip Animation

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