A student places a bunch of grapes in a bowl of plain water and a second bunch of grapes in a bowl of salt water. After an hour, the grapes in the plain water are swollen, whereas the grapes in the salt water are shriveled. What cellular process caused the grapes to shrivel? (SC.912.L.14.3)

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1 point
a. active transport
b. diffusion
c. exocytosis
d. osmosis