Synthesis and secretions of Insulin with animation (Molecular mechanism)

The attached video tells us about the synthesis and secretion of Insulin. The video explains how beta cells secrete Insulin, How pancreatic cells in our body know that glucose in the body is elevated and the molecular mechanism is also described. TIMELINE: 0:00 Introduction 0:47 How beta cells secrete insulin? 4:17 How pancreatic cells will know that glucose is elevated in blood? 5:03 Molecular mechanism