Question

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Why do plant cells have an additional layer surrounding cell membrane? What is this layer known as? ​

Answer 1

Answer:

plants cells have a additional layer surrounding the cell membrane called cell wall. this layer protects any invaders from entering. it also keeps the cell shape constent

Explanation:

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Answer 2

Answer:

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Why do plant cells have an additional layer surrounding cell membrane? What is this layer known as?

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Plant cells have an additional layer around cell membrane known as cell wall which is made up of cellulose.

It maintains the shape and turgidity of the cell.It provides mechanical support and protection to the cell.