The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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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 horizontal fraction bar was introduced by the Arabs.
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
The Sun in false-color ultraviolet image
Apparent and True Orbits of Alpha Centauri.
False-color imagery of the Sun, a G-type main-sequence star, the closest to Earth.
Which of the following statements is true of linkage?