Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The average office desk has 400 times more bacteria on it than a toilet.
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Thyroid conditions may make getting pregnant impossible.
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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.
Levels of Anxiety
A typical distillation curve. Heavier molecules evaporate at higher temperatures and contain more ...
How to use implicit differentiation with higher order derivatives
Total allowable and actual catch, Grand Bank Atlantic Cod 1959 -2012
Income per Capita versus Total Fertility Rate
Preference in Different Organisms for Specific Glycine Codons