?

Cellular and Molecular Biology

Free Version

Upgrade subject to access all content

Easy

Transpiration in Plants

CELLS-HIKLTY

Transpiration is the evaporation of water from plant leaves.

Transpiration is controlled by

on the

of the leaf.

The mechanism by which transpiration occurs involves the opening of a pore (stoma) between these cells.

To open the stoma

must enter the cells, followed by

causing the cells to

. When the stoma opens, water can leave the leaf.