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Author Question: It is likely that every individual carries a mutation in some gene. a. True b. ... (Read 35 times) |
There are 20 feet of blood vessels in each square inch of human skin.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
The familiar sounds of your heart are made by the heart's valves as they open and close.
There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.