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Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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Vaccines prevent between 2.5 and 4 million deaths every year.

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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

The process of mitosis in an animal cell. The process of mitosis in an animal cell.
Nitrogenous wastes produced by different animal groups. Nitrogenous wastes produced by different animal groups.
The principle of faunal succession uses animal fossils to tell relative time. The principle of faunal succession uses animal fossils to tell relative time.
Animal Cell Animal Cell
Animal cell Animal cell
When the cover is removed from the top of the engine, a mouse or some other animal nest is ... When the cover is removed from the top of the engine, a mouse or some other animal nest is ...
Video: Random alignment at Metaphase I Animation

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