There are 60,000 miles of blood vessels in every adult human.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
Fluid compartments in a typical vertebrate.
Microfilaments and Cell Movements
Typical life cycle of the tick family.
Typical Work Settings for Massage Therapists
A typical Dam
Early growth of corn (Zea mays), a typical monocot.