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The average adult has about 21 square feet of skin.

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Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

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Human kidneys will clean about 1 million gallons of blood in an average lifetime.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

The Border Collie is considered to be one of the most intelligent breeds. The Border Collie is considered to be one of the most intelligent breeds.
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If sociologists were to study land diving on Pentecost Island in Vanuatu, they could use a variety ... If sociologists were to study land diving on Pentecost Island in Vanuatu, they could use a variety ...
Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011 Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011
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Video: Haustral churning, Gastrocolic reflex and mass peristalsis & Defecation

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