Which of the following options best describes the mechanism that causes a stoma to open?
A) K+ enters the guard cells and water follows passively,making the cells turgid.
B) K+ leaves the guard cells and water follows passively,making the cells flaccid.
C) K+ activates water pumps in the guard cell membrane that make them turgid.
D) Loss of K+ from guard cells creates positive pressure and expands the guard cells.
Correct Answer:
Verified
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