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Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

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More than 4.4billion prescriptions were dispensed within the United States in 2016.

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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

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

Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that
Prestige can sometimes be converted into property. Shown here is “Snooki” Polizzi, a reality ... Prestige can sometimes be converted into property. Shown here is “Snooki” Polizzi, a reality ...
Natural Settings Natural Settings
Climate has changed habitats evolution Climate has changed habitats evolution
Teen eating habits are often influenced by peers and social settings Teen eating habits are often influenced by peers and social settings
The enthalpy change for converting 10.0 g of ice at -25.0 C to water at 80.0 C is ________ kJ. ... The enthalpy change for converting 10.0 g of ice at -25.0 C to water at 80.0 C is ________ kJ. ...
Video: Oxygen transport - methods and oxyhemoglobin

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