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The human body produces and destroys 15 million blood cells every second.

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It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

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In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

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As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

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There are approximately 3 million unintended pregnancies in the United States each year.

The formation of gametes by the process of meiosis is known as gametogenesis. The formation of gametes by the process of meiosis is known as gametogenesis.
Gametogenesis and gametes in males and females. Gametogenesis and gametes in males and females.
Independent assortment produces 50 percent recombinants Independent assortment produces 50 percent recombinants
Faulty outlooping produces F?, an F plasmid that contains chromosomal DNA Faulty outlooping produces F?, an F plasmid that contains chromosomal DNA
Faulty outlooping produces lambda phage containing bacterial DNA Faulty outlooping produces lambda phage containing bacterial DNA
The Creation of Gametes Through Meiosis The Creation of Gametes Through Meiosis
Video: The life cycle of protein

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