Secondary growth in dicot root

2019 Odisha 1 question

1. 1 Anatomy of Flowering Plants Medium
   In the dicot root the vascular cambium originates from:
   A Tissue located below the phloem bundles and a portion of pericycle tissue above protoxylem. B Cortical region. C Parenchyma between endodermis and pericycle. D Intrafascicular and interfascicular tissue in a ring.
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