course material Illustration videos Course BCH 201 Inside a Human Cell https://www.youtube.com/watch?v=KF7Ve8eM_xk Why is water a polar molecule and has a bent shape https://www.youtube.com/watch?v=TiJ_fbsZTN8 DNA nucleotides and dehydration synthesis https://www.youtube.com/watch?v=Udq7dX7jJMw The Sound of moving atoms https://www.youtube.com/watch?v=FbLvy-ayi4A