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Cuticle
- The cuticle is a protective waxy coating of cutin on epidermis cells, restricting water loss and preventing disease.
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What is an epidermal leaf cell?
Leaves enable photosynthesis to occur. Photosynthesis is the process by which leaves absorb light and carbon dioxide to produce glucose (food) for plants to grow. Leaves are adapted to...
Oct 31, 2023 · The epidermis is usually one cell layer thick. However, in plants that grow in very hot or very cold conditions, the epidermis may be several layers thick to protect against excessive water loss from transpiration. A waxy layer known as the cuticle covers the leaves of all plant species.
May 9, 2023 · Structure of the Leaf. Plant leaves have complex structures with layers of different tissues containing specially adapted cells. The table below describes the different structures in a leaf and their functions. Leaf Structures Table. Diagram showing the cross-section of a leaf.
A protective layer called the cuticle covers surface of the epidermal cells (Figure \(\PageIndex{3}\)). The cuticle is rich in lignin (which lends some rigidity) and waxes (which function in waterproofing).
Short distance for carbon dioxide to diffuse into leaf cells: Cuticle: A waxy waterproof layer which reduces water loss, it is transparent to allow light through the leaf
Aug 24, 2018 · Epidermis. An epidermal leaf cell is any cell which protects the outside of the leaf. These cells are often short and flattened, much like a square pancake. They form a protective layer over the leaf. They often produce waxy substances which protect the leaf from drying out or being attacked by insects.
Apr 11, 2024 · FAQ. Leaf Structure. The leaf is a vital plant organ responsible for photosynthesis, transpiration, and gas exchange. It is typically thin and flat to maximize its surface area, which enhances the absorption of light and carbon dioxide while allowing efficient release of oxygen and water vapor.
