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Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
Cyanide works by making the human body unable to use oxygen.
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.