Question

suppose that the pink dots in this illustration represent the sugar glucose. which arrow correctly indicates the concentration gradient for glucose? a lipid bilayer inside cell outside cell b lipid bilayer inside cell outside cell c lipid bilayer inside cell outside cell oa ob oc

Explanation:

The concentration gradient is from an area of high - concentration to an area of low - concentration. In the given illustrations, the concentration of glucose (pink dots) is higher inside the cell in options B and C, and lower outside. The correct direction of the concentration gradient is from inside (high concentration) to outside (low concentration).

Answer:

B