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C3.2.9—Clones of plasma cells

Clones of plasma cells explains how a specific barrier, pathogen interaction, immune mechanism or treatment response contributes to protection against infectious disease.

Syllabus
First assessment 2025
Objective
C3.2.9
Level
SL

Concept essentials

  • Clones of plasma cells has to be linked to the exact pathogen, cell, molecule or population process involved.
  • The biological effect of clones of plasma cells depends on the sequence from trigger to protective outcome.
  • Clear distinctions within clones of plasma cells prevent confusion with neighbouring immune responses.
  • Evidence for clones of plasma cells is strongest when mechanism and consequence are explained together.
ConceptIB Biology SL