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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Gallbladder with gallstones. Note the stones in the hepatic duct, gallbladder, and common bile duct. Gallbladder with gallstones. Note the stones in the hepatic duct, gallbladder, and common bile duct.
Gallbladder Gallbladder
Signs and Symptoms of Infection and Inflammation Signs and Symptoms of Infection and Inflammation
A deficiency of linoleic acid can interfere with normal growth and result in inflammation A deficiency of linoleic acid can interfere with normal growth and result in inflammation
Steps in acute inflammation Steps in acute inflammation
Inflammation (innate and adaptive immunity) Inflammation (innate and adaptive immunity)
Video: Proteins Defined, Hierarchy & Composition of Cells

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