如右图所示,在U形管中部c处装有半透膜,在a侧加入细胞色素C(相对

如右图所示,在U形管中部c处装有半透膜,在a侧加入细胞色素C(相对分子质量为1.3万道尔顿的蛋白质)水溶液(红色),b侧加入清水,并使a、b两侧液面高度一致。经一段时间后,实验结果将是(  )

A.a、b两侧液面高度一致,b侧为无色

B.a、b两侧液面高度一致,b侧为红色

C.a侧液面低于b侧液面,b侧为红色

D.a侧液面高于b侧液面,b侧为无色

 

 

答案

D

 

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