The answer should be true in this scenario
        
             
        
        
        
Viruses are not made out of cells, they can't keep themselves in a stable state, they don't grow, and they can't make their own energy. Even though they definitely replicate and adapt to their environment, viruses are more like androids than real living organisms.
        
             
        
        
        
Answer:
C. A concentration gradient must exist.
 
        
                    
             
        
        
        
Answer:
Limiting factors determine carrying capacity. The availability of abiotic factors and biotic factors dictates how many organisms can live in an ecosystem. Carrying capacity is also impacted by the availability of decomposers. ... Humans can also alter carrying capacity.