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Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

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The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Stars vary widely in size. Stars vary widely in size.
Vienna: Social Structure and Social Interaction Vienna: Social Structure and Social Interaction
Sociologists use income, education, and occupational prestige to measure social class. For most ... Sociologists use income, education, and occupational prestige to measure social class. For most ...
In the box on upward social mobility on page 82, we discussed how Latinos face a similar situation. ... In the box on upward social mobility on page 82, we discussed how Latinos face a similar situation. ...
Differences in how we display gender often lie below our awareness. How males and females use social ... Differences in how we display gender often lie below our awareness. How males and females use social ...
Enduring Social Issues Enduring Social Issues
Video: Apicomplexan life cycle Animation

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