People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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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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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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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.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
Pocket gophers and ecosystem structure (data from Huntly and Inouye 1988).
Structure of Mitochondria
Human Cell Structure
Prokaryotic cells are have a relatively simple structure