C
by using your cells to make copies of themselves
        
                    
             
        
        
        
Answer:
Competitive exclusion occurs when " organisms attempt to fill the same niche"
Explanation:
mostly due to the fact that they are competing over the same food source, which is always limited in some way.
 
        
             
        
        
        
The mall would cause the rabbits to lose vegetation, reducing food supply, and shelter from predators.
        
             
        
        
        
Answer:
Yes, the species of a lizard can be identified using dichotomous keys.
Explanation:
A dichotomous key is an identification tool used by the biologists especially taxonomists to identify and classify the organisms.
The dichotomous keys are based on the characteristic feature of an organism for which two which contains two contrasting feature. The dichotomous keys are the most common tools used to classify an organism.
A species of lizard can be identified using these keys by selecting the key characteristic feature  shown by the species which could be quantitative like weight, height or it could be qualitative like colour.  By comparing these characteristics, it becomes easy to identify the species.