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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

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

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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

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Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Hyperopia (farsightedness). In the uncorrected top figure, the image would come into focus behind th Hyperopia (farsightedness). In the uncorrected top figure, the image would come into focus behind th
Lung Image Lung Image
The formed elements: In this image, the red cells are red, the white cells are white, and the ... The formed elements: In this image, the red cells are red, the white cells are white, and the ...
One way to illustrate the journey of adulthood is with the image of a mountain landscape. One begins ... One way to illustrate the journey of adulthood is with the image of a mountain landscape. One begins ...
Both men and women can experience issues with body image Both men and women can experience issues with body image
The lifetime risk for schizophrenia varies with the degree of relationship to an affected individual The lifetime risk for schizophrenia varies with the degree of relationship to an affected individual
Video: Cardiac conductile cells

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