1. Albinism: Answer is a recessive trait congenital disorder in which the body lacks production of melanin. A person with this trait has white skin and hair and lacks pigment in the iris of the eye.This individual must avoid exposure to the sun. 2. Vitiligo: Answer small areas of hypopigmentation that may gradually spread to involve larger areas 3. layers of epidermis: Answer stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, stratum corneum 4. Keratin: Answer hard protein material found in the epidermis, hair, and nails 5. Hair follicle: Answer The tube-like depression or pocket in the skin or scalp that contains the hair root. 6. Sebaceous glands: Answer produce an oily secretion, sebum, which keeps the hair and skin soft and hinders fluid loss from the skin. 7. Eccrine: Answer glands are located all over the body and secrete sweat through pores onto the skin in response to increased heat or emotional stress (SNS control