Question

what is cell wall.
What is cell ​

Answer 1

Answer:

CELL WALL:A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane. It can be tough, flexible, and sometimes rigid.

Explanation:

CELL:Cells are the basic building blocks of all living things. The human body is composed of trillions of cells. They provide structure for the body, take in nutrients from food, convert those nutrients into energy, and carry out specialized functions.

Answer 2

Answer:

a rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria. In the algae and higher plants it consists mainly of cellulose.

The smallest structural and functional unit of an organism is called a cell.

Explanation:

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