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Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
There are more bacteria in your mouth than there are people in the world.
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?
People about to have surgery must tell their health care providers about all supplements they take.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.