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Author Question: A teacher wants to determine the effect of time of bus riding on grades. Which sample might be ... (Read 65 times) |
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.
According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.
The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.