When a plant is short of water, guard cells become flaccid, closing the stomata to reduce water vapor loss.
Lorsque la plante manque d'eau, les cellules gardes deviennent flasques, fermant les stomates pour réduire la perte d'eau par transpiration.
| Front | What happens to guard cells when the plant is short of water? |
|---|---|
| Back | The guard cells lose water and become flaccid, making the stomata close. This hekps stop too much water vapour escaping. |
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