Hi!!
The answer is <span>They regulate water intake and excretion.
Hope this helps!
-Payshence xoxo</span>
        
                    
             
        
        
        
True 
DNA are cells that carry genetic codes and are passed down through generations of offspring. New cells can only arise from existing cells! 
        
             
        
        
        
The tapeworm grows and reproduces in the digestive tract.
        
                    
             
        
        
        
<span>A) bacteria. Membrane-bound organelles are found in eukaryotic cells. However, bacteria are prokaryotic, meaning that they do not have membrane bound organelles.</span>
        
                    
             
        
        
        
Explanation:
Un estimulo es cualquier cambio que es capaz de producir una respuesta por parte del organismo. Los receptores son estructuras muy especializadas capaces de percibir los estímulos y convertirlos en impulsos nerviosos