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Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
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.
Did you know?
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.