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the osmotic pressure that develops within the cells of a root system that causes the sap to rise up through a plant stem to the leaves.
a small finger-like projection found on the inner folds of the small intestine, which increases...
symbiosis where one organism lives on another (on the outside of another).
a lateral meristem in the vascular tissue of plants. The vascular cambium is the source of both...
secretory tissue in the leaves of plants that secretes water through pores in the epidermis or...