Multiple Choice
Which enzyme deficiency causes moderate to severe impairment of cell-mediated immunity,with little or no effect on humoral immunity?
A) Recombinase activating gene 1 or 2
B) Purine-nucleoside phosphorylase
C) Mevalonate kinase
D) Adenosine deaminase
Correct Answer:

Verified
Correct Answer:
Verified
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