Knowledge organiser designed to be printed in A3, however smaller scales can be used (A4). The resource is constructed to be used for class work, independent/group learning through the sign-pointed references to textbooks, revision guides and web sites. The page numbers stated in each box can be easily adjusted to other reading/research materials. The scaffolded work starts with appropriate notes on measles, HIV/AIDS and TMV, appropriate notes on salmonella and gonorrhoea, antibiotics and ends with GCSE questions. Embedded QR codes take the student to appropriate revision sites (YouTube and BBC Bitesize). Mark scheme is included for all answers.

Knowledge organiser designed to be printed in A3, however smaller scales can be used. The resource is constructed to be used for class work, independent/group learning through the sign-pointed references to textbooks, revision guides and web sites. The page numbers stated in each box can be easily adjusted to other reading/research materials. The scaffolded work starts with how bodies prevent entry of pathogens (first line of defence), role of white blood cells (second line of defence) and ends with past paper GCSE questions. Embedded QR codes to take the student to appropriate revision sites (YouTube and BBC Bitesize). Mark scheme is included for all answers. SWF file demonstrates the role of white blood cells producing antibodies and phagocytosis.