Final answer:
Melanin is a pigment that gives color to the skin, hair, and eyes. It protects the skin from UV radiation and waterproofs it. The production of melanin varies among individuals.
Step-by-step explanation:
Melanin is a pigment that is responsible for giving color to the skin, hair, and eyes. It helps protect the skin from harmful UV radiation by absorbing and dissipating the radiation. Melanin also waterproofs the skin and prevents excessive water loss, which helps to keep the skin hydrated. However, the production of melanin varies among individuals and is influenced by factors such as genetics and exposure to sunlight.
Learn more about Melanin and its functions