Multiple Choice
Failure of the thymus to develop,low circulating levels of lymphocytes,and failure of cell-mediated immunity characterize:
A) antibody-mediated hypersensitivity.
B) severe-combined immunodeficiency (SCID) .
C) human immunodeficiency virus 1 (HIV-1) .
D) acquired immunodeficiency syndrome (AIDS) .
Correct Answer:

Verified
Correct Answer:
Verified
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