The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of these is not a cofactor for glycogen phosphorylase, an impoant enzyme of the glycogenolysis pathway?   (A) Calmodulin   (B) c-AMP   (C) Protein Kinase A   (D) Glycogenin
['(D) Glycogenin <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Calmodulin \n (B) c-AMP \n (C) Protein Kinase A \n (D) Glycogenin <> possible answers', '  Which of these is not a cofactor for glycogen phosphorylase, an impoant enzyme of the glycogenolysis pathway? <> context@']