Topic 10 revision notes in downloadable word format.
GCSE Biology Revision: Pathogens & the Immune System, a 3m 13s lesson from Freesciencelessons.
A lesson on Vaccination and Immunity from Mr Dare:
The Immune System explained – a 6m48s cartoon from Kurzgesagt (In a Nutshell): a little more detail than we need. The Immune System is also covered in the video The Virtual Body – the Immune System (19m), The Edward Jenner Story (a 2m 38s cartoon) & in this short video from The Virtual School: