Assertion (A): Cell membrane regulates the movement of materials in and out of the cell. Reason(R): In plants, a cell wall made of cellulose is located outside the cell membrane. *
Answers
Answer:
a) The primary function of the plasma membrane is to protect the cell from its surroundings. Composed of a phospholipid bilayer with embedded proteins, the plasma membrane is selectively permeable to ions and organic molecules and regulates the movement of substances in and out of cells.
Explanation:
r) Plant Cell Structures
The cell wall is located outside the cell membrane. It consists mainly of cellulose and may also contain lignin , which makes it more rigid. The cell wall shapes, supports, and protects the cell. It prevents the cell from absorbing too much water and bursting
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Answer:
Assertion (A): Cell membrane regulates the movement of materials in and out of the cell. Reason(R): In plants, a cell wall made of cellulose is located outside the cell membrane. *
Explanation:
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