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Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

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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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Negative control of a repressible set of genes: function of the trp repressor and corepressor in reg Negative control of a repressible set of genes: function of the trp repressor and corepressor in reg
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Apply the heat source, and ask for immediate feedback on the heat intensity felt by the recipient. ... Apply the heat source, and ask for immediate feedback on the heat intensity felt by the recipient. ...
In the drawing of acetaldehyde, CH3CHO, the largest partial negative charge (-) occurs on In the drawing of acetaldehyde, CH3CHO, the largest partial negative charge (-) occurs on
Video: Genetic distance between human groups

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