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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

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There are 20 feet of blood vessels in each square inch of human skin.

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By definition, when a medication is administered intravenously, its bioavailability is 100%.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

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Video: Type of Cell Junctions - Desmosome, Hemidesmosomes and Gap Junctions

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