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The lamina, also known as the leaf blade, is the broad, flat part of a leaf. Its main function is to capture sunlight for photosynthesis, which is the process by which plants make their own food. The lamina is made up of cells that contain chloroplasts, where photosynthesis takes place. Additionally, the lamina helps to regulate the exchange of gases, such as carbon dioxide and oxygen, with the environment.
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What is the structure and function of the lamina of a leaf?
The lamina of a leaf is the flat, expanded part of the leaf that is responsible for photosynthesis. It is made up of layers of cells that contain chloroplasts, which are the organelles that capture sunlight and convert it into energy for the plant. The lamina also helps to regulate the exchange of gases, such as carbon dioxide and oxygen, with the environment.
What is the function of the external leaf structure?
The external leaf structure serves to protect the internal tissues of the leaf, regulate gas exchange through tiny openings called stomata, and capture sunlight for photosynthesis through chlorophyll-containing cells.
What is the function of a stipule in relation to a leaf structure?
A stipule is a small, leaf-like structure found at the base of a leaf stalk. Its main function is to protect the leaf bud as it grows and to help regulate the flow of nutrients to the leaf.
What is lamina in a plant?
The lamina in a plant refers to the flat, expanded portion of a leaf. It is the main part of the leaf where photosynthesis typically occurs and is responsible for capturing sunlight to produce energy for the plant.
What is the structure that attaches epithelial cells to the basal lamina?
The structure that attaches epithelial cells to the basal lamina is called hemidesmosomes.
