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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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Question
A dose-response curve describes the relationship between the quantity of the chemical entering the ...
How to solve word problems with two unknowns (Question 1)