The diagram illustrates the upper layers of a leaf. Which structures are labelled X and Y?
- AX: cell membrane, Y: cell wall
- BX: cell wall, Y: cell membrane
- CX: cell wall, Y: cuticle
- DX: cuticle, Y: cell wall
Biology 5090 · O Level · Leaf structure
The diagram illustrates the upper layers of a leaf. Which structures are labelled X and Y?