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Saturday, 15 July 2017

Cell Wall

Cell wall is non.living and outer rigid covering of cells. It give protection to the cell against invaders and also give support to cell. Cell wall is present in all living organism like bacteria,viruses and fungi.
Cell Wall
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It has three types which are given below,

Primary Cell Wall

This cell wall is composed of cellulose material and known as primary cell wall.

Middle Wall

Middle is also present between primary and secondary cell wall. It is embedded in primary wall and not easy to differentiate between them.

Secondary Cell Wall

Secondary cell wall is composed of lignin, chitn and some other compounds.

Composition of Organism Cell Wall

Plant Cell Wall

Cell wall of plants is composed of cellulose.

Bacteria Cell Wall

Cell wall of bacteria is composed of peptydoglyogen.

Fungi Cell Wall

Cell wall of fungi is composed of chitin.



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