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Author Question: Research on smokers who have quit shows that (Read 49 times) |
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.
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There are 60,000 miles of blood vessels in every adult human.