Physiology Smooth muscle contraction due to release of calcium, occurs because of ? A Increased cAMP B Calcium combining with troponin C C Increased cGMP D Calmodulin-dependant myosin light chain kinase 💡 Explanation Smooth muscle contraction due to release of calcium, occurs because of ? ✓ Correct Answer: D. Calmodulin-dependant myosin light chain kinase