Question

how do guard cell regulates ​

Answer 1

Answer:

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• The guard cells swell when water flows into these pores and stomatal pores get open, and as the water shrinks the guard cell closes.

• Stomata are the tiny pores present on the surface of the leaves, by the process called the large amount of gaseous exchange takes place in leaves through these pores.

• But exchange of gases also takes place on the surface of stem roots and leaves.

• A large amount of water is lost through these pores.

• The plant closes these pores when carbon dioxide is not required for photosynthesis. 

• Guard cells performs the opening and closing of these pores.

Answer 2

Explanation:

opening and closing of pores