Biology, 19.04.2021 18:40 ShelleyPSeliger

Stomata are bordered by guard cells, which can open or close the stomata. The guard cells typically close the stomata when the plant has lost excessive water, as light levels in the environment decrease, or when the plant has an excess of carbon dioxide. The guard cells
can open the stomata when carbon dioxide levels in the leaf cells become too low.
The regulation of gas exchange by the guard cells of stomata is an example of

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Stomata are bordered by guard cells, which can open or close the stomata. The guard cells typically...