Why might it be adaptive for stomata to occur mostly (if not entirely) on the undersides of leaves? What plants show the reverse pattern for which stomata are only on the upper leaf surface? Some ...

In this three week lab, students use the technique of making clear nail polish impressions of leaf stomata to generate and test an hypothesis of their choice about how leaf stomata density might vary ...

How do plants breathe through stomata? Key regulators of stomata are plant vacuoles, fluid-filled organelles bound by a single membrane called the tonoplast. Plant vacuoles are fluid-filled ...

So, of course, we have to show our appreciation to plants ... to allow gases to diffuse into and out of the leaf. Each hole is a single stoma. Guard cells Controls the opening and closing of ...

Microscopic leaf pores (stomata) are important for gas exchange ... Food Research and Technology (UPM-INIA) . "We were able to show mite infestation induced a rapid stomatal closure response ...