問題詳情

35. Your bone cells, muscle cells and skin cells look different because
(A) they contain different numbers of genes.
(B) different genes are active in different kinds of cells.
(C) they are present in different organs.
(D) each cell contains different kinds of genes.  

參考答案

答案:B
難度:適中0.685714
統計:A(2),B(24),C(7),D(1),E(0)

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