Answer:cell wall
Explanation:The cell wall in plant cell is made of cellulose and functions to provide rigidity to the cell. Cell wall has no living function 
 
        
             
        
        
        
Answer: water, wind, volcanic rock, sand, and other stuff that can pile up basically.
 
        
                    
             
        
        
        
Answer:
1. C. Animals on land are very different from those in the sea
2. B. The shrimp could move to a new feeding ground
3. C. 300 feet
4. Unsure, but if I were to guess C. There is a similar environment
5. C. role in the food chain
Explanation:
 
        
             
        
        
        
Spontaneous mutations in the bacterias DNA