5 a) Did water move across the membrane in all bags containing solutions of sugar?
b) In which bags did osmosis occur?
C) A concentration gradient for water must be present in cells for osmosis to occur. Which bag represented the steepest concentration gradient relative to its surrounding environment ?
D) The steepest gradient should result in the highest rate diffusion. Examine the data in table 9.1 for change during the 15-and 30 min intervals. Did the greatest occur in cells with the steepest concentration gradients? why or why not ?
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