Answer:
A cell wall
Explanation:
Plant cells are enclosed by a rigid cell wall. When the plant cell is placed in a hypotonic solution , it takes up water by osmosis and starts to swell, but the cell wall prevents it from bursting.
 
        
             
        
        
        
Answer:
Zebra mussels negatively impact ecosystems in many ways. They filter out algae that native species need for food and they attach to--and incapacitate--native mussels. Power plants must also spend millions of dollars removing zebra mussels from clogged water intakes.
Explanation:
 
        
             
        
        
        
The longmenshan fault is in china. This fault was created when two tectonic plates collided with each other, resulting in the rise of mountains next to the sichuan basin. This fault is most likely a reverse fault.
A reverse fault is a fault that exists in areas that are undergoing compression in which the rock on top of the fault plane is moved upward relative to the rock under the fault plane. A reverse fault is completely different from normal faults and it reduces the faulted section of rock.