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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?
The average adult has about 21 square feet of skin.
Did you know?
Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.