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Did you know?
The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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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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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.
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![Brushing off to finish-back. In a quiet voice ask the person to sit up with legs off the side of the ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_11_07_33_336031888.jpeg)