The legal marijuana market in Colorado has created a bonanza for âgreen entrepreneursâ and tax collectors in the state. At the same time, it has put pressure on budgets in neighboring states. Post TV takes you to rural Colorado to experience how legal marijuana is affecting communities.
A Dr. Mehmet Oz, MD , Cardiology (Cardiovascular Disease), answered. Melanocytes are the cells that are responsible for producing the pigment melanin, which gives color to skin and hair. Everyone has melanocytes, but people with dark skin produce more melanin than those with lighter skin do.
Pigments that contribute to skin color are called carotene, a yellowish hemoglobin, in blood vessels (pink-red), and melanin (black, brown, red). Darker skins are dominated by melanin, which is produced from the amino acid tyrosine, by pigment cells (melanocytes) in the skin.igments that contribute to skin color are called carotene, a yellowish hemoglobin, in blood vessels (pink-red), and melanin (black, brown, red). Darker skins are dominated by melanin, which is produced from the amino acid tyrosine, by pigment cells (melanocytes) in the skin.