Explain how changes to the guard cells on the warm day help the plant to survive

the points you need to get accross here are;

-on a warm day, there will be more evaporation from the plant,

-therefore the guard cells will close around the stomata so that the plant will not lose too much water thorugh transpiration.

-as plants need water for photosynthesis.

Answered by Ella S. Biology tutor

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