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Did you know?
The human body produces and destroys 15 million blood cells every second.
Did you know?
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
Did you know?
Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.
Did you know?
The average adult has about 21 square feet of skin.
Did you know?
Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.
![Position of the lungs within the thoracic cavity; anterior view illustrating regions of the lungs an](https://biology-forums.com/gallery/47/medium_14755_10_09_12_7_13_31_84901393.jpeg)
![The left-hand rule states that if a coil is grasped with the left hand, the fingers will point in ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_6_52_55_29820644.png)