Tunica corpus theory was proposed by
Schmidt
Strasburger
Nageli
Hofmeister
What is piliferous layer
How many facets are present in a parenchyma cell
Assertion: The two cotyledons in seed are embryonic leaves.
Reason: The embryo contains radicle and plumule
$A$ : Complementary cells are cut-off by phellogen towards outside.
$R$ : Phellogen is partially secondary in origin.