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6.Anatomy of Flowering Plants
normal
The cork cambium, cork and secondary cortex are collectively called
A
Phellogen
B
Periderm
C
Phellem
D
Phelloderm
Solution
The periderm is a secondary protective structure and is made up of cork cambium (phellogen), cork (phellem) and secondary cortex (phelloderm).
Standard 11
Biology
