| Front | regulating leaf transpiration rate |
|---|---|
| Back | guard cells flank the stomata, become flaccid in response to ABA hormone from dehydrated mesophyll cells, ABA triggers potassium efflux causing loss of turgor (water pressure), stomatal pore closes |
Tags: 9_1_xylem_transport
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Transpiration stream flow water xylem roots leaf gravity
Previous card: Leaf cell transpiration pull generated tension force walls
Up to card list: IB Biology HL