The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following inborn errors of metabolism is associated with mental retardation –a)  Alkaptonuriab)  Homocystinuriac)  Pentosuriad)  Galactosemia   (A) c   (B) d   (C) bd   (D) ac
['(C) bd <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) c \n (B) d \n (C) bd \n (D) ac <> possible answers', '  Which of the following inborn errors of metabolism is associated with mental retardation –a)  Alkaptonuriab)  Homocystinuriac)  Pentosuriad)  Galactosemia <> context@']