Insulin receptors are: (A) Tyrosine Kinase receptors, (B) Phosphodiesterase, (C) Calcium calmodulin, (D) Lipoprotein
Answer is A. Insulin receptor is a tyrosine kinase which is heterotetrameric glycoproteinRef: Essentials of Medical Pharmacology, 7th edition, KD Tripathi, page no: 261