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B1.1.7—Glycoproteins in cell-cell recognition Topic Practice

B1.1.7—Glycoproteins in cell-cell recognition Topic Practice
IB Biology syllabusBiology SL/HLFirst assessment 2025

Students practise linking glycoprotein structure to immune recognition functions, especially using ABO blood group antigens as a clinical test case.

How this is tested

  • explain how ABO blood group surface sugars trigger immune responses during incompatible transfusions
  • link glycoprotein location in the glycocalyx to roles in cell adhesion or self/non-self recognition
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