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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
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To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
Chemistry: math review
Examples of open and closed ended questons
When the engine achieves closed-loop, the air is directed to the catalytic converter.
Growth in Closed Economies
A sample of work by a Grade 4 student with a specific learning disorder
Identification of the numbers in the Word Problem