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Author Question: A 5.0-kg mass sits on the floor of an elevator that has a downward acceleration of 1.0 m/s2. On top ... (Read 1277 times) |
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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.
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The average office desk has 400 times more bacteria on it than a toilet.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").