Albinism is due to:: (A) Marked deficiency of melanin pigment, (B) Thymus disorder, (C) Tumour of pineal gland, (D) ACTH deficiency
Answer is A. deficiency of melanin pigment results in a marked deficiency of pigment in eyes, hair and skin Ref: guyton and hall textbook of medical physiology 12 edition page number: 550,551,552