18 The bar chart shows the average number of chloroplasts in each of three different types of leaf call
average number
of chloroplasts
in each cell
1 2 3
type of cell
What are the three types of cell?
1
A
guard cell
palisade mesophyll
cell
spongy mesophyll
cell
B
palisade mesophyll
cell
guard cell
spongy mesophyll
cell
guard cell
С
spongy mesophyll
cell
palisade mesophyll
cell
D
spongy mesophyll
cell
palisade mesophyll
cell
guard cell