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Author Question: If you do work on a skateboard loaded with friends in one-third the usual time, you expend A) one ... (Read 14 times) |
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.
There are more nerve cells in one human brain than there are stars in the Milky Way.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.