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Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Respiratory system of a bird. Respiratory system of a bird.
Block Diagram of a High Concentrate Nitric Acid System for Dual-Stage Pressure Production of Nitric Block Diagram of a High Concentrate Nitric Acid System for Dual-Stage Pressure Production of Nitric
Control of lipolysis in adipose cells by a cAMP-mediated cascade system Control of lipolysis in adipose cells by a cAMP-mediated cascade system
The Autonomic Nervous System The Autonomic Nervous System
vomerolfactory system vomerolfactory system
Two Allele System Two Allele System
Video: Transferring genes into plants Animation

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