Biology: Inside a leaf 0.0 / 5 ? BiologyPhotosynthesis and transpirationGCSEAQA Created by: MackenzieFranceCreated on: 03-07-17 16:19 Epidermis The upper and lower epidermis are thin and transparent to allow light to pass through 1 of 5 Waxy cuticle The waxy cuticle protects the leaf without blocking light 2 of 5 Palisade layer The palisade layer absorbs light 3 of 5 Spongy mesophyll Air spaces allow carbon dioxide to diffuse through the leaf, and increase the surface area 4 of 5 Palisade cells contain many chloroplasts To absorb all the available light 5 of 5
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