Why does hair turn grey?
Hair color is the result of pigment secretion which gradually fails as the person ages. Hair is naturally without pigment, so apparently grey. The time when the greying occurs is genetically controlled.
Why does hair turn grey?
Hair color is the result of pigment secretion which gradually fails as the person ages. Hair is naturally without pigment, so apparently grey. The time when the greying occurs is genetically controlled.
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