Describe the factors that determine skin color, and describe the function of melanin

Skin colour is primarily determined by genetic inheritance but exposure to sunlight also alters skin colour. ... Melanin is the pigment that determines skin colour as well as hair and eye colour. Melanin is produced by skin cells when they are exposed to the sun. The more sun exposure, the more melanin is produced

Explanation:

Melanin is a pigment that gives the skin color. This melanin is produced by so called melanocytes in the skin. Melanin is the bodies own way to protect the skin against sunlight .

since you have not provided the options here i   am going to give you general overview about hormone.hormone are actually the part of endocrine system in our body and produced by the endocrine glands. the hormones act like a chemical messenger   within human body. once produce by the glands they   travel through the blood stream and reach at specific or target tissue and organs   which result in control of our body function. the hormones are specific in their work and work on only the targeted tissue or organ   . with the of hormone endocrine system regulate the heart rate , metabolism, our mood and   growth as well as the development and even the sleeping cycle etc. they actually are the messenger for body cell and organs .

if this is true of false i think it would be true