Phenylketonuria (1) / albinism (2) is characterized by white skin due to a defect in the enzymetyrosinase, which leads to a block in the pathway needed to synthesize adrenaline (3) / melanin (4).animals with this condition have an increased risk of skin cancer (5) / mental illness (6). the geneticdisease albinism (7) / phenylketonuria (8) is caused by a defect in the enzyme phenylalanine hydroxylase, which leads to the accumulation of tyrosine (9) / phenylalanine (10) derivatives that are toxic metaboliteschoose the best underline word or phrase that correctly completes the sentence and record the numbers