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Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Did you know?
Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

