Which is absent in plants
Cell wall
Vascular system
Nervous system
Epidermal tissue system
Palisade tissue is present on both sides of leaf of
$A$ : Complementary cells are cut-off by phellogen towards outside.
$R$ : Phellogen is partially secondary in origin.
Intercalary meristem is seen in
The length of different internodes in a culm of sugarcane is variable because of