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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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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

human anatomy human anatomy
Abundant cave art after about 30,000 years ago is evidence of the importance of symbolic behavior fo Abundant cave art after about 30,000 years ago is evidence of the importance of symbolic behavior fo
The S-curve in the human vertebral column--a result of the evolution of bipedality--makes humans hig The S-curve in the human vertebral column--a result of the evolution of bipedality--makes humans hig
The distribution of cones and rods over the human retina. The figure illustrates the number of cones ... The distribution of cones and rods over the human retina. The figure illustrates the number of cones ...
Major Structures of the Human Brain Major Structures of the Human Brain
Taste receptors in the human tongue Taste receptors in the human tongue
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