| 1. | Clearly, melanin protects us from the ravages of ultraviolet light.
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| 2. | "Melanin is a sunscreen, " he says.
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| 3. | The more melanin in your skin, the darker it is.
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| 4. | But what is it about ultraviolet light that melanin protects against?
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| 5. | The presence of melanin in feathers increases their resistance to abrasion.
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| 6. | If uncontrolled during melanoma, it results in increased melanin synthesis.
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| 7. | Melanin in synthesized in melanosomes which are organelles produced in melanocytes.
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| 8. | Melanin inhibits cell division and promotes the hornification of these cells.
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| 9. | Moreover, hair, feathers and exoskeletons contain much melanin also.
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| 10. | Its dark colour is caused by its main constituent, melanin.
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