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    Question

    Extension of medullary rays form ____

    A Cambium Correct Answer Incorrect Answer
    B Pericycle Correct Answer Incorrect Answer
    C Interfascicular cambium Correct Answer Incorrect Answer
    D Endodermis Correct Answer Incorrect Answer
    E Phloem Correct Answer Incorrect Answer

    Solution

    The medullary rays are radial structures in plants that extend between vascular bundles. The extension of these rays forms the interfascicular cambium, which contributes to secondary growth by producing vascular tissues between the bundles.

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