What is letter C pointing to?
A. active site
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Other quiz: Microbiology
An example of artificial active immunity would be
A. giving a person immune serum globulins to chickenpox virus after exposure to the disease.
B. chickenpox infection, followed by lifelong immunity.
C. a fetus acquiring maternal IgG to the chickenpox virus across the placenta.
D. chickenpox vaccine triggering extended immunity to chickenpox.