Plants don't have muscles, but they have a specialized structure that opens and closes stomata called guard cells. These cells pump ions such as calcium and potassium in and out of the cell, causing the cell to contract, resulting in the stoma opening or closing. This is similar to the ...
a) Epidermal cells-protection b) Stomata-gas exchange c) Sclerenchyma cells-cell division d) Sieve-tube cells-sugar transport e) Xylem cells-water transportWhat is a Stomata?What is stomata?What role do the stoma/stomata play in transpiration? How do they op...