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4. Short Answer (8 marks) A) Explain what happens to the following 2 B cells and 1 helper T cell: (provide your reasons)
Posted: Thu Jun 09, 2022 12:59 pm
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- 4 Short Answer 8 Marks A Explain What Happens To The Following 2 B Cells And 1 Helper T Cell Provide Your Reasons 1 (82.51 KiB) Viewed 95 times
4. Short Answer (8 marks) A) Explain what happens to the following 2 B cells and 1 helper T cell: (provide your reasons) B cell X has a matching receptor for Antigen B B cell Y has a matching receptor for Antigen A A helper T cell recognizes Antigen C. A pathogen invades a person and it expresses antigen C and D. B) The immune system needs to have a balance between positive feedback and negative feedback mechanisms to make it work successfully. Explain why this must be the case use examples