Primary cells can't be recharge.
Secondary cells are rechargable.
Primary
A primary cell cannot be recharged whereas a secondary cell can be recharged. In a primary cell chemical reaction is irreversible whereas in a secondary cell chemical reaction is reversible. ... A primary cell is light and less expensive whereas a secondary cell is heavy and expensive.
Primary can't be recharged, secondary can be recharged.
the primary wall can still grow with the cell, while once the secondary wall is created the cell can no longer grow. Even after the cell dies, the secondary wall will remain.
The major advantage is the a secondary cell is rechargeable, and in the long run, may not cost at much as constantly replacing a primary cell.
There may be as many as primary, secondary and tertiary.
A primary cell can't be recharged, for example am ordinary 'D' cell, while secondary cells are rechargeable, e.g. one of the cells in a car battery.
gluey pectin layer, primary cell wall, secondary cell wall :D
Secondary cell wall
An arabinoxylan is a hemicellulose found in the primary and secondary cell walls of plants.
one has more power
The primary structure of the cell wall is mostly cellulose while the secondary structure is composed of lignin.