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Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Activation energy of a chemical reaction Activation energy of a chemical reaction
A mast cell, which produces the symptoms of a hypersensitivity reaction. A mast cell, which produces the symptoms of a hypersensitivity reaction.
Reaction against infection Reaction against infection
Disulfide Bridge Reaction Disulfide Bridge Reaction
Model of a purple bacterial reaction center complex Model of a purple bacterial reaction center complex
The cross-linking reaction in peptidoglycan synthesis (left) and inhibition of the transpeptidase The cross-linking reaction in peptidoglycan synthesis (left) and inhibition of the transpeptidase
Video: Mutations and translation

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