Digestion, medulla, heart, and involuntary muscles
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.
Answer:
regression of bacteria numbers
Explanation:
because it could have became infected
Compressed is the first blank and older is the second one
