Module II : Protein Chemistry: https://www.youtube.com/watch?v=yn25oFCHDGo
Module II : Peptide Chemistry https://www.youtube.com/watch?v=wm-LrUAMAY4&t=79s
Module I: Carbohydrate chemistry :https://www.youtube.com/watch?v=oXexq2l1ZBg&t=58s