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Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.