Question

Which statement about the cell membrane is true?
1)It contains cellulose and sugars that are involved in communication.
2)It is present in animal cells only.
3)It is rigid and elastic for supporting the cell’s shape.
4)It prevents harmful substances from entering a cell.

Answer 1

2)It is present in animal cells only

cell wall is present in plant cell.

Answer 2

Answer:

4)

Explanation:

It prevents harmful substances from entering a cell