Suberin and Lignin
Suberin is rubbery and waxy substance from the Cork Oak and is found in higher plants. They help prevent water loss in the plant.
it is between the stem and the leaf
The principal component of cork is suberin.
The most important component of cork is suberin.
Don't know don't care can't stand Hogan
The casparian strip contain suberin.
Cork is not a rock; cork is extracted from a tree. The most important component is suberin.
Cellulose,Hemicellulose,Pectin in primary cellwall Suberin,Cutin,Lignin in secondary cellwall
The apoplastic route of water travel would be allowed.
There are actually not insects that eat cork oak. This is because the cork oak is insect resistant due to its suberin.
i am not a master in biology but something i know that in plants the bark cells are impervious to gases and water as they have a chemical called suberin on their walls.