Anonymous asked in Science & MathematicsBiology · 6 years ago

Passive immunity refers to...?

A. The prevention of infection by acquiring antibodies from outside the body.

B The prevention of infection by the making of memory cells during an initial exposure.

C. The production of blood-based antibodies by B-cells.

D. The killing of body cells that don't belong by T-cells.

E. The way antibodies mark pathogens for destruction.

1 Answer

  • Anonymous
    6 years ago
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