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Author Question: When planning small-group activities for your class, it is important that each group is engaged in ... (Read 58 times) |
The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
By definition, when a medication is administered intravenously, its bioavailability is 100%.
Thyroid conditions may make getting pregnant impossible.
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.