Guard cells differ from other epidermal cells in having
A) uniformly thickened walls.
B) no nucleus.
C) chloroplasts.
D) surface hairs.
E) large pores in the walls.

Question

Quizplus · Accepted Answer

Guard cells, which are responsible for opening and closing the stomata on plant leaves, contain chloroplasts. This distinguishes them from most other epidermal cells, which typically do not have chloroplasts. The presence of chloroplasts in guard cells is crucial for their function in regulating gas exchange and water loss in plants.

Guard Cells Differ from Other Epidermal Cells in Having