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Author Question: The Treaty of Tordesillas was an agreement made by Pope Alexander VI in 1494 to divide the world ... (Read 59 times) |
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
The horizontal fraction bar was introduced by the Arabs.
Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.
Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.
Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.