The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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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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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
How to solve a half life problem involving exponential models (Question 2)