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Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

A cross of sweet peas showing that independent assortment does not always occur A cross of sweet peas showing that independent assortment does not always occur
Mutualisms, such as those that occur among plants and pollinators, generally involve large numbers o Mutualisms, such as those that occur among plants and pollinators, generally involve large numbers o
Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
Changes that occur during the processing of tyrosine pre-tRNA Changes that occur during the processing of tyrosine pre-tRNA
Four cutaneous receptors that occur in human skin. Four cutaneous receptors that occur in human skin.
Does pregnancy occur during breastfeeding? "هل يحدث حمل أثناء الرضاعة Does pregnancy occur during breastfeeding? "هل يحدث حمل أثناء الرضاعة
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