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Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.