Multiple Choice
The co-stimulatory molecule _____ on professional antigen-presenting cells binds _____ on the surface of naive T cells.
A) DC-SIGN; ICAM-3
B) B7; CD28
C) ICAM-1; LFA-1
D) MHC class II; T-cell receptor
E) MHC class II; CD4.
Correct Answer:

Verified
Correct Answer:
Verified
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