Yes, melanin does make the skin tougher. One of the function of the melanin is to give the skin color. The levels of melanin depends with the amount of the sunlight exposure.
Melanin is a pigment found in the skin of all races, but the amount and type of melanin can vary among different ethnic groups.
the amount of melanin in your skin
Melanin is the darkening chemical in skin that determines skin color. Melanin is produced by specialized cells called melanocytes and is responsible for protecting the skin from UV radiation damage. The amount of melanin produced by the melanocytes determines an individual's skin color.
Melanin. The amount and type of pigment in the iris of the eye gives the eye it's color.
Our skin, as well as hair, contains a pigment called melanin. The amount of melanin controls the colour. The less the melanin, the lighter the colour of the skin. Similarly, blue eyes have less melanin and brown eyes have more. The same is with hair. The amount is also affected by our parent's genes.
The amount of melanin in the eyes.
Melanin.
The "nucleus" of the eye that you're referring to is called the iris. Its color depends on the amount of melanin you have. The lighter your eyes are, the less melanin you have. The darker your irises are, the more melanin you have.
Melanin gives color to the skin, hair, and iris of the eyes. Levels of melanin depend on race and amount of sunlight exposure. Sun exposure increases melanin production - to protect the skin against harmful ultraviolet rays. In addition, hormonal changes can affect melanin production.
No, hair color is determined by the amount of melanin produced.
The amount of melamine in the skin determines the color of the skin.Skin pigmentation is determined by melanin concentrations. Whether an individual is African or Caucasian, there is always melanin involved. (Only albinos lack melanin.)Well, you can have it, olive, brown, peachy yelowy colour black or blue. Blue is Smurfs.