input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** True statements about osteoblasts are all except:   (A) Derived from osteoprogenitor cells   (B) Regulated by BM P   (C) Have a plasma membrane showing multiple folds   (D) Have neuropeptide receptors
output: ['(C) Have a plasma membrane showing multiple folds <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Derived from osteoprogenitor cells  (B) Regulated by BM P  (C) Have a plasma membrane showing multiple folds  (D) Have neuropeptide receptors <> possible answers', '  True statements about osteoblasts are all except: <> context']