Which of the following anatomical features is a characteristic of a monocotyledonous root?

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In a monocotyledonous root, the vascular bundles are usually more than six in number, which is known as the polyarch xylem condition. The pith in monocot roots is large and well-developed. Secondary growth is absent in monocot roots, and they do not have a vascular cambium. Diarch to hexarch xylem bundles and a small, inconspicuous pith are characteristic features of dicotyledonous roots. Answer: Polyarch xylem condition and a well-developed pith