Question: how are the xylem and phloem arranged in a dicot root?
Answer: Dicot stems have their vascular bundles in a ring arrangement. Monocot stems have most of their vascular bundles near the outside edge of the stem. The bundles are surrounded by large parenchyma in the cortex region. ... Dicot roots have their xylem in the center of the root and phloem outside the xylem.