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Did you know?
There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
Did you know?
In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
Did you know?
Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
![Male Turkmen in the wealthier half of the population had higher fertility rates than those in the po](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_11_09_20873859.jpeg)
![The relationship between number of acres a Kipsigis man owns and the number of offspring he has duri](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_11_10_20874129.jpeg)