Vikings led by Thor Heyerdahl established temporary colonies in North America.

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

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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.

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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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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.

Extinct North American Megafauna

Chinese workers on a railway in the far West. “Without them,” Leland Stanford, president of the Cent

Swabbing a Petri dish to spread apart colonies. Bacitracin disk is used to prove the presence or ...

A comparison of normal versus petite colonies in the yeast Saccharomyces cerevisiae

Nutrias native to South America are abundant in freshwater marshes of the Gulf States. Their populat

Smooth and rough colonies of Pneumococcus

Author Question: Vikings led by Thor Heyerdahl established temporary colonies in North America. (Read 124 times)

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