The following are multiple choice questions (with answers) about medical knowledge.   **Question:** High molecular weight proteins in cataractous lens seen only in humans:   (A) HM 1 and 2   (B) HM 2 and 3   (C) HM 2 and 4   (D) HM 3 and 4
['(D) HM 3 and 4 <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) HM 1 and 2 \n (B) HM 2 and 3 \n (C) HM 2 and 4 \n (D) HM 3 and 4 <> possible answers', '  High molecular weight proteins in cataractous lens seen only in humans: <> context@']