This website is hosted by North Dakota State University, the Molecular & Cellular Biology Learning Center:

http://vcell.ndsu.nodak.edu/animations

There are 6 videos on molecular processes, 9 on cellular processes and 9 on cellular energy conversions.   There is also an overview video.  Sponsors include the National Science Foundation and the U.S. Dept. of Education.

Source:  Choice, Sept. 2015, p. 34, listing of “Outstanding Academic Websites of 2014”