EVERYDAY SCIENCE

SCIENCE

CELL BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The role of the cell wall is to ____
A
support the cell
B
protect the cell
C
provide a rigid structure
D
all of the above
Explanation: 

Detailed explanation-1: -It provides the cell with both structural support and protection, and also acts as a filtering mechanism. Cell walls are absent in many eukaryotes, including animals, but are present in some other ones like fungi, algae and plants, and in most prokaryotes (except mollicute bacteria).

Detailed explanation-2: -The cell wall surrounds the plasma membrane of plant cells and provides tensile strength and protection against mechanical and osmotic stress. It also allows cells to develop turgor pressure, which is the pressure of the cell contents against the cell wall.

Detailed explanation-3: -It provides protection to the cell and prevents from any physical damage. It provides structure to the cell. It prevents from osmotic bursting. It protects the protoplasm against mechanical injury.

Detailed explanation-4: -The cell wall is the outermost layer in a plant cell. It provides structural support and rigidity for the plant body. 2. What is the function of the cell membrane? Unlike the cell wall, the cell membrane is present in all living organisms, including plants.

Detailed explanation-5: -Gives the cell a definite shape and structure. Provides structural support. Protection against infection and mechanical stress. Separates interior of the cell from the outer environment. It enables transport of substances and information from the cell insides to the exterior and vice versa. More items

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