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Author Question: In their investigation of the role of peer groups for college women, anthropologists Holland and ... (Read 15 times) |
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.
Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.
The familiar sounds of your heart are made by the heart's valves as they open and close.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.