pptx, 3.1 MB
pptx, 3.1 MB
rtf, 1.22 MB
rtf, 1.22 MB

A full lesson on Antigens and Immunity, covering the following LOs…

Define the term antigen.
Explain why antigen recognition is important for the immune system.
Explain why the surface molecules of some cells act as antigens.

Lesson includes starter task (prior knowledge check questions and answers), and practice exam questions (and mark scheme).

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