<p>This PowerPoint, made tailored to both teachers and students, follows the OCR specification in great detail. I’ve used a range of revision sites as well as the spec to ensure nothing is left out. The powerpoing contains videos, diagrams, questions and images.</p> <p>Specifically, this powerpoint consists of:</p> <ul> <li>A title page</li> <li>A refrence page</li> <li>Slides focussing on pathogens and the diseases they cause</li> <li>Slides on the transmission of pathogens in both plants and animals</li> <li>plant passive and active defences</li> <li>human primary defences</li> <li>Secondary non-specific diseases</li> <li>Specific immune response</li> <li>Autoimmune diseases</li> <li>Antibodies and Antigens</li> <li>Primary and secondary immune response</li> <li>Vaccinations</li> <li>Sources of new medicines</li> </ul>