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Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Older adults may need special assistance with medications. Older adults may need special assistance with medications.
A resonance tube, called a Helmholtz resonator, is used on the intake duct between the air filter ... A resonance tube, called a Helmholtz resonator, is used on the intake duct between the air filter ...
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Structures of a few typical eukaryotic promoters Structures of a few typical eukaryotic promoters
A schematic view of ribosome subunit rotational motions, based on crystal structures of ribosomes A schematic view of ribosome subunit rotational motions, based on crystal structures of ribosomes
Toxins and Chemical Agents Can Contaminate Foods Toxins and Chemical Agents Can Contaminate Foods
Video: Replication of DNA and Chromosomes/ How do cells replicate their DNA? (Animation) no Audio

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