the opening and closing stomata |
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| navigate by keyword : biology botany cell closed closeup closing epidermis exchange fruits green guard health illustration isolated life magnify microscopic mitosis nature open seed stoma stomata structure sweet tissue tubular vegetable vegetarian |
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| The opening and closing of stomata is governed by increases or decreases of solutes in the guard cells, which cause them to take up or lose water, respectively. In general, stomata open by day and close at night. |
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