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The guard cells in a plant are responsible for opening and closing the stomata. The stomata is a tiny opening on the blade of a leaf that allows for carbon dioxide to enter and water + oxygen to be released. The guard cells are triggered by concentrations of potassium ions.

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12y ago
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AnswerBot

6mo ago

Guard cells in a plant are specialized cells found in the epidermis of leaves and stems. They control the opening and closing of stomata, which are tiny pores on the plant surface that allow for gas exchange and water regulation. When the guard cells swell with water, the stomata open, allowing for gas exchange, while shrinking of the guard cells closes the stomata to prevent water loss.

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13y ago

Control the opening and closing of stomata on the leaves of plants. Open them to the intake of CO2 during the day when they photosynthesize and close them at night, or some other especially hot times, to prevent the loss of water by transpiration.

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14y ago

Guard cells control the opening and closing of stomates in the leaf epidermis. By inflating and deflating, these cell open the stomate to facilitate gas exchange by the leaf.

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TheGamingNomad

Lvl 4
3y ago

Guard cells are cells surrounding each stoma. They help to regulate the rate of transpiration by opening and closing the stomata

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Immanuel Connelly

Lvl 1
3y ago
i'm not sure this is right...
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TheGamingNomad

Lvl 1
3y ago
I was doing an assignment on it and just wrote what i found out

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14y ago

To increase the surface area for gaseous exchange.

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12y ago

Gaurd cells help in opening and closing of stomata

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13y ago

a guard cell is found of an underside of a leaf

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13y ago

It opens and closes the stoma, which holds the xylem. And the xylem sucks in all water to spread all over the leaf.

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Q: What do guard cells in a plant do?
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Related questions

What surrounds the stoma of a plant?

The stoma of a plant is surrounded by two specialized cells called guard cells that regulate its opening and closing. These guard cells control gas exchange and water loss in the plant.


Is guard cell animal or plant?

Guard cells are found in plant cells. They are specialized cells that surround each stoma, regulating its opening and closing to control gas exchange and water loss in the plant.


Why do you think the plant evolved to have guard cells?

for bad people


The cells that monitor the size of stomata are the?

Guard cells are the specialized cells that monitor and regulate the size of stomata in plant leaves. They control the opening and closing of stomata to regulate gas exchange and water loss in the plant.


Which types of cells contain chloroplasts?

The guard cells of stomata alone contains chloroplast.


What cells guard the opening and closing of the stomata?

The guard cells are specialized cells that control the opening and closing of the stomata in plant leaves. They can change shape to regulate the exchange of gases and water vapor between the leaf and the surrounding environment.


On which layer of epidermis are guard cells found?

Guard cells are found on the epidermis of plant leaves, specifically within the lower epidermis. These specialized cells control the opening and closing of stomata to regulate gas exchange and water loss in the plant.


What is the difference between guard cells and epidermal cells and how it relate to the difference in their functions?

Guard cells are specialized cells found in plant leaves that regulate the opening and closing of stomata to control gas exchange and water loss. Epidermal cells are the outermost layer of cells covering the plant surface, providing protection and serving as a barrier. The difference in their functions lies in guard cells being involved in regulating gas exchange and water regulation, whereas epidermal cells primarily provide a protective covering for the plant.


What is the difference between a guard cell and other cells?

Guard cells are specialized cells found in plant leaves that control the opening and closing of stomata, regulating gas exchange and water loss. Unlike other plant cells, guard cells have a kidney-like shape and contain chloroplasts to help with photosynthesis. Additionally, guard cells possess a unique structure and function specifically designed for their role in controlling gas exchange.


What are the names of the specialized cells that control the aperture of the hole of the stomata?

The specialized cells that control the aperture of the stomata are called guard cells. These cells change shape to open and close the pore of the stomata, thus regulating gas exchange and transpiration in plant leaves.


What is the guard cells in a plant cell?

The function of the guard cells are that they help to regulate the rate of transpiration by opening and closing the stomata thus preventing excessive water loss.


What are the holes in leaves surrounded by guard cells?

StomataThe holes in leaves surrounded by guard cells are called stomata. These stomata help regulate the water that goes into and out of the plant.