20.下列何種細胞抗原在pre-T cell還未出現,在large cortical thymocyte時才表現?
(A)cytoplasmic CD3
(B)CD7
(C)CD8
(D)CD45
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統計: A(1332), B(299), C(334), D(205), E(0) #2403566
統計: A(1332), B(299), C(334), D(205), E(0) #2403566