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6.Anatomy of Flowering Plants
medium
Periderm is made up of
A
Phellem
B
Phellogen
C
Phelloderm
D
All the above
Solution
(d) Periderm : During secondary growth in dicot stems towards the outer side cork cambium produces cork outer side and secondary cortex to inner side. The three layers ( Phellem, Phellogen, and phelloderm ) collectively called as periderm.
Standard 11
Biology