Answer:
a substance that has a ph level less than 7
Explanation:
In my opinion, it would be C!
please let me know if this is correct!
The answer would be Nucleic Acids
Cellulose is found in the cell walls of plant cells. It is permable so any substance disolveabls in water can pass through so it dose not act as a barrier. It gives the cell its strength and support. As water moves in to the cell by osmosis it stops the cell from bursting.