21.關於造血幹細胞(hematopoietic stem cell)的細胞表面標記(cell-surface marker),下列何者正確?
(A)Lin -/CD34 +/CD90 +/CD38 -
(B)Lin +/CD34 -/CD90 -/CD38 +
(C)Lin -/CD34 +/CD90 -/CD38+
(D)Lin+/CD34 -/CD90 +/CD38 -
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統計: A(658), B(58), C(334), D(21), E(0) #3379882
統計: A(658), B(58), C(334), D(21), E(0) #3379882