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Parenchyma - Wikipedia, the free encyclopedia
Parenchyma is a term used to describe a bulk of a substance. It is used in different ways in animals and in plants. The term is New Latin, from Greek parenkhuma , visceral flesh, from parenkhein ...
en.wikipedia.org/wiki/Parenchyma |
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Ground tissue - Wikipedia, the free encyclopedia
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Parenchyma cells and relatively large intercellular spaces in a cross-section through the stem of Geum urbanum. The preparation has been stained with coriphosphin. The middle lamina displays a red fluorescence.
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A generalized plant cell type, parenchyma cells are alive at maturity. They function in storage, photosynthesis, and as the bulk of ground and vascular tissues. Palisade parenchyma cells are elogated cells located in many leaves just below the epidermal tissue.
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Parenchyma is the most common plant tissue. It is relatively unspecialized and makes up a substantial part of the volume of a herbaceous plant and of the leaves, flowers and the fruits of woody plants. The thin-walled parenchyma cells have large vacuoles and distinct intercellular spaces.
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Parenchyma cells can begin differentiating close to meristematic cells. This image is from the root apical meristem of the world-famous cycad Zamia pumila. Parenchyma cells are not mitotic but can become so following injury or the reception of developmental stimuli from plant growth regulators or trauma.
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Parenchyma is a term used to describe a bulk of a substance. It is used in different ways in animals and in plants. Full article >>>; The form of parenchyma cells varies with their function. The epidermal parenchyma cells of a leaf are barrel shaped in cross section, but ...
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