which statement about the cell membrane is true? it contains cellulose and sugars that are involved in…
which statement about the cell membrane is true? it contains cellulose and sugars that are involved in communication. it is present in animal cells only. it is rigid and elastic for supporting the cells shape. it prevents harmful substances from entering a cell.
Answer
Brief Explanations:
Cellulose is in plant - cell walls, not cell membranes. Cell membranes are in both animal and plant cells. They are fluid, not rigid. One of the main functions of the cell membrane is to regulate the entry and exit of substances, preventing harmful substances from entering the cell.
Answer:
It prevents harmful substances from entering a cell.