Question 1
Question 2
Ask unlimited questions for free
More than 4.4billion prescriptions were dispensed within the United States in 2016.
The horizontal fraction bar was introduced by the Arabs.
About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
The human body produces and destroys 15 million blood cells every second.
For a complete list of videos, visit our video library