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20 HW ugh Topic: Module 20.15 . Adaptive immunity is triggered by exposure of T cells and B cells to specific antigens Antige
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Body cells infected with virus or bacterium

Abnormal cells appears in the cytoplasm

Endoplasmic reticulam incorporates abnormal peptides as peptides into MHC 1

Golgi apparatus packages MHC 1 molecules into secretory vesicles

Class 1 MHC displays abnormal peptides in the plasma membrane

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