Question

Why do plant cells have an additional layer surrounding the cell membrane? What is this layer known as don't even try to google

Answer 1

Answer:

Cell or plant membrane

Explanation:

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Answer 2

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The cell membrane is flexible and semi-permeable and hence, cannot fight the adverse variations on its own. Therefore, a stiff outer covering is present in plant cells which protects and gives shape and rigidity to the cell. This additional layer is called the cell wall.