1.

According to the well-known theory of transport of solutes across a cell membrane, what happens when sugar is passed through it [CBSE PMT 1992]

A. \[N{{a}^{+}}\]flows in the direction of the sugar
B. \[N{{a}^{+}}\]flows independent of sugar molecules
C. \[N{{a}^{+}}\]flows against the sugar molecules
D. \[N{{a}^{+}}\]ions do not flow at all
Answer» B. \[N{{a}^{+}}\]flows independent of sugar molecules


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