Science vs Common Sense. Saxophones are mostly made from brass, which is an alloy mostly of copper and zinc. There are and have been slightly different combinations, and various other metals (e.g. lead) also included. Saxophones are also made from other materials, e.g. copper, bronze, silver and plastic. Various finishes are available: different types of lacquer and metal plating, e.g. silver, gold and nickel.
Due to the many other functions of melanocyte-stimulating hormone besides melanin production, there are likely to be a number of other factors that regulate its production. This means that, unlike most hormones, melanocyte-stimulating hormone release is not thought to be controlled by a direct feedback mechanism.
melanocyte stimulating hormone gets its name because of its effect on melanocytes skin cells that contain the black pigment melanin in humans melanocytes are responsible for moles freckles and suntan and if they turn cancerous melanomain most vertebrates msh is produced by an intermediate lobe of the pituitary gland its secretion causes a dramatic darkening of the skin of fishes amphibians and reptilesn humans melanocytes are responsible for moles freckles and suntan and if they turn cancerous melanoma in most vertebrates msh is produced by an intermediate lobe of the pituitary gland its secretion causes a dramatic darkening of the skin of fishes amphibians and reptiles