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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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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

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The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

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Chromosomes as captured via electron micrograph Chromosomes as captured via electron micrograph
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Release of preformed and newly synthesized (de novo) mediators from mast cells. Release of preformed and newly synthesized (de novo) mediators from mast cells.
Cancer cells can move to new locations in the body, a process called metastasis Cancer cells can move to new locations in the body, a process called metastasis
Time Line for Life’s Origin and Evolution Time Line for Life’s Origin and Evolution
Video: Nucleic acid digestion - brush border enzymes, end products & transport mechanism

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