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Author Question: Which statement is true if a child has a hearing loss of 25 decibels (dB)? A. A sound must be ... (Read 74 times) |
Cyanide works by making the human body unable to use oxygen.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.
Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.