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Author Question: The maria are really seas of long since hardened ________, a dark volcanic rock that also makes up ... (Read 21 times) |
The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
There are more sensory neurons in the tongue than in any other part of the body.
The familiar sounds of your heart are made by the heart's valves as they open and close.
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.