Hello!
You can find the video here: https://courses.edx.org/courses/course-v1:EPFLx+BIO465.2x+2T2018/courseware/796fdd789ded42b6bec4854c3b828950/890102dbc55b4b2289cbd96f8aa42bd8/6?activate_block_id=block-v1%3AEPFLx%2BBIO465.2x%2B2T2018%2Btype%40vertical%2Bblock%403faeb5d672f449b2af3fea3109065b71
In week 6 of the MOOC.
Best,
Chiara
