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barry barry
wrote...
Posts: 11630
10 years ago
Which factors on the surfaces of B cells and T cells, through their interaction, are required to allow germinal center formation to occur?

A.   CD40 and CD40L
B.   Fas and FasL
C.   CD28 and CD80/86
D.   TCR and MHC class II
E.   None of the above
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padrepadre
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Posts: 21610
10 years ago
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barry Author
wrote...
10 years ago
Thanks.
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