Outer part of what plant? If you're referring to a tree it's bark. But it's also cellulose, an indigestible fiber for most animals with exception to deer, elk, cows, etc. which have stomach enzymes to break such material down, but generally they only eat bark and twigs when they're starving during the winter.
Cell wall 😉
The cell wall
That is the cell wall.It is the outer most layer.
because i don't no ignore that person, it is called a cotyledon :]
For human bodies: the hair, nails and outer skin have no cells.
The definite boundary of wall that is part of the outer structure of certain cells, as a plant cell.
The cell wall
A cell wall, usually found in plant cells, is rigid.
Coir is the hairy, fibrous outer part of a coconut.
The definite boundary of wall that is part of the outer structure of certain cells, as a plant cell.
The cell membrane is the outer layer of a cell. It is part of the PLANT AND ANIMAL CELL! don't get it confused with a cell wall, they are similar but they are different.
The outer support and protective structure of a plant cell is the cell wall. All plant cells have an outer cell wall composed of cellulose or lignin.