MHC class II molecules are made up of two chains called _______, whose function is to bind peptides and present them to _______ T cells:
a. alpha (?) and beta (?); CD4
b. alpha (?) and beta2-microglobulin (?2m); CD4
c. alpha (?) and beta (?); CD8
d. alpha (?) and beta2-microglobulin ?2m); CD8
e. alpha (?) and beta (?); ?:? T cells.
A
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