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<p>the <a href="page.php?w=leaf">leaves</a> of plants.  Transpiration allows plants to transport water and <a href="page.php?w=mineral">mineral</a> <a href="page.php?w=nutrient">nutrient</a>s from the <a href="page.php?w=soil">soil</a> to growth regions, and also cools the plant. Diffusion of water vapour out of a leaf, the force that drives transpiration, is regulated by structures known as <a href="page.php?w=stoma">stoma</a>ta. These structures also regulate the diffusion of carbon dioxide from the atmosphere into the leaf, such that decreasing</p><p>
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