To help the frog to maintain homeostasis
        
             
        
        
        
Limiting factors, or things in the environment that can lower the population growth rate, include low food supply and lack of space. When organisms face limiting factors, they show logistic type of growth (S-curve).
 
        
             
        
        
        
Answer:
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<em><u>When the tide goes out, the barnacle closes shop to conserve moisture. As the tide comes in, a muscle opens up these four plates, and the feathery legs of the barnacle sift the water for food.</u></em></h2>
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The types of unconformities that can occur in rock layers are: ANGULAR, NONCONFORMITY and DISCONFORMITY.
 
        
                    
             
        
        
        
The correct answer Is true