As a tree begins transpiring in the morning, tension pressure occurs first in the

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Transpiration is the process by which plants release water vapor through small pores in their leaves called stomata. As the water is released, it creates tension within the plant's water-conducting system, known as xylem. This tension pulls water up from the roots to the leaves, creating a continuous flow. Therefore, tension pressure occurs first in the leaves as they begin to transpire in the morning.

As a Tree Begins Transpiring in the Morning, Tension Pressure