Saved Bookmarks
| 1. |
In the presence of sufficient light and water the guard cells become |
|
Answer» The stomatal pores are largest when water is FREELY available and the guard cells turgid, and closed when water availability is critically LOW and the guard cells become flaccid. Photosynthesis depends on the diffusion of carbon dioxide (CO2) from the air through the stomata into the MESOPHYLL tissues. |
|