Answer: adult tissues 
Explanation: Adult stem cells. These stem cells are found in small numbers in most adult tissues, such as bone marrow or fat. Compared with embryonic stem cells, adult stem cells have a more limited ability to give rise to various cells of the body.
 
        
             
        
        
        
C)because many orginisms can live in the same area.However an ecosytem does not always eat the same the same food
        
                    
             
        
        
        
<span>It is likely that the hydrogen pump is not functioning properly. The hydrogen pump sends hydrogen ions through membranes. It is crucial in the production of ATP, or energy, which is the main product that the mitochondria makes. The functioning of the mitochondria is essential to the functioning of the cell.</span>
        
             
        
        
        
Answer:
<h2>a rift valley is forming</h2>
Explanation: