Question

Secondary xylem and phloem in dicot stem are
produced by
(1) Apical meristems
(2) Phellogen
(3) Vascular cambium
(4) Axillary meristems
​

Answer 1

3)vascular cambium is the answer.

Answer 2

$\huge\mathfrak{Heya!!}$

Answer 3)Vascular Cambium

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