Vaccines prevent between 2.5 and 4 million deaths every year.
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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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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 ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.
This young boy with muscular dystrophy needs to receive tube feedings and home nursing care. He atte
Silent Room
The Kingsley plantation, on Fort George Island in Jacksonville, Florida. Zephaniah Kingsley, the own
On May 15, 1916, after deliberating for one hour, an all-white jury in Waco, Texas, found seventeen-
The cell wall of a Gram-positive bacterium, S. aureus
Use a graphical method to find the length of the loan to the nearest year