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  1. Cotyledon - Wikipedia

    The cotyledon of grasses and many other monocotyledons is a highly modified leaf composed of a scutellum and a coleoptile. The scutellum is a tissue within the seed that is specialized to …

  2. Cotyledon | Definition, Description, Function, Examples, & Facts ...

    Cotyledon, seed leaf within the embryo of a seed. Cotyledons help supply the nutrition an embryo needs to germinate and become established as a photosynthetic seedling and may …

  3. Cotyledon | Definition, Function & Types - Lesson | Study.com

    What is the simple definition of cotyledon? A cotyledon is the first leaf of a developing plant embryo. This is the first part of the plant to emerge from the seed after germination.

  4. COTYLEDON Definition & Meaning - Merriam-Webster

    The meaning of COTYLEDON is the first leaf or one of the first pair or whorl of leaves developed by the embryo of a seed plant. How to use cotyledon in a sentence.

  5. What Is the Function of a Cotyledon? - Biology Insights

    Aug 10, 2025 · A cotyledon, often referred to as a “seed leaf,” is a component of a plant embryo within a seed. These specialized leaves are among the first structures to emerge when a seed …

  6. What is a cotyledon - Evidence Network

    What is a cotyledon: definition Within botany, cotyledón is called the primary leaves of flowers with flowers (phanerogams) and that develop with the Seed germination where they form the first …

  7. Cotyledon - Biology Simple

    Jan 12, 2025 · In botany, a cotyledon is defined as the embryonic leaf within the seed of a plant. It is responsible for providing essential nutrients and energy to the developing plant until it can …

  8. Cotyledon: Definition, Examples & Quiz | UltimateLexicon.com

    Sep 21, 2025 · A cotyledon is a seed leaf found within the embryo of a seed. These structures are significant during the early stages of a plant’s development as they often become the first …

  9. The Significance of Cotyledons in Plant Development

    Cotyledons, also known as seed leaves, are the first leaves to emerge from a germinating seed. They are part of the embryo within the seed and can be found in the embryonic axis. …

  10. Cotyledon Definition - Intro to Botany Key Term | Fiveable

    A cotyledon is the first leaf or leaves that emerge from a seed during the process of germination. These structures are crucial because they provide the initial source of nutrients for the …