A.单纯扩散
B.载体介导的易化扩散
C.通道介导的易化扩散
D.主动转运
[单选题]A.1000B.1500C.2000D.2500
[单选题]A.B.C.D.E.
[单选题]A.单纯扩散B.载体介导的易化扩散C.通道介导的易化扩散D.主动转运
[单选题]A.B.C.D.
[判断题]A.对B.错