A) pericycle starels outside the primary xylem divide
B) anticlinal initials between xylem and phloem divide
C) cambial initials between xylem and phloem divide
D) Parenchyma cells between xylem and phloem become meristematic
Correct Answer: D
Solution :
The secondary growth in thickness of the root is due to addition of new tissues by the cambium and the cork cambium in the interior as well as in the peripheral region. Perenchyma cells between xylem and phleom become meristematic.
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