gas exchange in leaves Flashcards
1
Q
guard cells
A
open and close stomata
control gas exchange
2
Q
stomata
A
small pores so no cell is far from a stomata
short diffusion pathway
3
Q
air spaces
A
large surface area compacted with volume of living tissue
4
Q
spongy mesophyll
A
numerous interconnected air spaces so gas can readily come into contact with mesophyll cells
large surface area
