There are more nerve cells in one human brain than there are stars in the Milky Way.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The average adult has about 21 square feet of skin.
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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.
Mechanoreceptors in the lateral line system that detect changes in water movement.
The acetic acid–acetate pair as a buffer system
Why are some of the letters above the red line and some letters below?