The following are multiple choice questions (with answers) about medical knowledge.   **Question:** In the mammalian genome, maximum number of genes code for the receptors of:   (A) Immunoglobulin receptors   (B) Interleukins   (C) Growth factors   (D) Odorants
['(D) Odorants <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Immunoglobulin receptors \n (B) Interleukins \n (C) Growth factors \n (D) Odorants <> possible answers', '  In the mammalian genome, maximum number of genes code for the receptors of: <> context@']