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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 human body produces and destroys 15 million blood cells every second.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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There are 60,000 miles of blood vessels in every adult human.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.