guard cells वाक्य
उदाहरण वाक्य
मोबाइल
- Osmosis is also responsible for controlling the movement of guard cells.
- The guard cells swell, squeezing the stomata closed.
- Specialized potassium efflux channels participate in mediating release of potassium from guard cells.
- They both consist of two large guard cells and pore, and are anomocytic.
- Malate is also synthesized by the carboxylation of phosphoenolpyruvate in the guard cells of plant leaves.
- Unlike most epidermal cells, the guard cells of plant stomata contain relatively well-developed chloroplasts.
- The guard mother cell then makes one symmetrical division, which forms a pair of guard cells.
- Chloroplasts are generally absent in epidermal cells, the exception being the guard cells of the stomata.
- During droughts, many plants close their stomata by directing more water into guard cells that circle the pores.
- The epidermis of all aerial organs, but not roots, is covered with a guard cells have chloroplasts.
- In daylight, plants using CAM close their guard cells and discharge malate that is subsequently transported into chloroplasts.
- These guard cells are in turn surrounded by subsidiary cells which provide a supporting role for the guard cells.
- These guard cells are in turn surrounded by subsidiary cells which provide a supporting role for the guard cells.
- However, this is now thought to result from the loss of the wall separating paired guard cells during fossilisation.
- Finally, the guard cells of the latter average 49 micrometers, slightly larger than the 46 micrometers of the former.
- This electrical depolarization of guard cells leads to activation of the outward potassium channels and the release of potassium through these channels.
- The term is also used collectively to refer to an entire stomatal complex, both the pore itself and its accompanying guard cells.
- At night, the sugar is used up and water leaves the guard cells, so they become flaccid and the stomatal pore closes.
- Stomata are pores in the plant epidermis that are surrounded by two guard cells, which control the opening and closing of the aperture.
- Ion uptake into guard cells causes stomatal opening : The opening of gas exchange pores requires the uptake of potassium ions into guard cells.
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