The predator species keeps the prey species under control. Without predators, prey animals would over populate.
Hope this helped.
        
                    
             
        
        
        
Answer:
Reject some alternative hypothesis.
 
        
             
        
        
        
Four tissues is skin made of 
Simple epithelial, Squamous epithelium,Cuboidal epithelium, Stratified epithelium.
 
        
                    
             
        
        
        
The primary function of red blood cells<span>, or </span>erythrocytes<span>, is to carry oxygen from the lungs to the body tissues and carbon dioxide as a waste product, away from the tissues and back to the lungs. Hemoglobin (Hgb) is an </span>important<span> protein in the red</span>blood cells<span> that carries oxygen from the lungs to all </span>parts<span> of our body.</span>