Biology 9700 · AS & A Level · Fluid mosaic membranes

Fluid mosaic membranes — practice question

In what location are antigens found?

  • Aon the surface of pathogen and on the surface of macrophage, not in blood plasma
  • Bon the surface of pathogen and in blood plasma, not on the surface of macrophage
  • Con the surface of macrophage only
  • Din blood plasma only

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