In guard cells,the presence of potassium is e | vedclass

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(A) The opening and closing of stomata are regulated by the turgidity of guard cells. The accumulation of $K^+$ ions in guard cells decreases the wate

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Maintaining osmotic pressure

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(A) The opening and closing of stomata are regulated by the turgidity of guard cells. The accumulation of $K^+$ ions in guard cells decreases the water potential,leading to the influx of water via osmosis. This increases the osmotic pressure and turgor pressure,causing the guard cells to swell and the stomatal pore to open. Thus,potassium is essential for maintaining osmotic pressure.

In guard cells,the presence of potassium is essential for

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