~Hello there!
Your question: Which stores groundwater?
Your answer: Groundwater is stored by the aquifer.
Any queries ^?
Happy Studying!
        
             
        
        
        
If there are two different alleles for a trait, this means t<span>he trait could show up in two different forms.</span>
        
                    
             
        
        
        
Explanation:
this is cheeeeeeeeeeemistry
 
        
             
        
        
        
Answer:
The return of blood to the heart is assisted by the action of the skeletal- muscle pump. As muscles move, they squeeze the veins running through them. Veins contain a series of one-way valves, and they are squeezed, blood is pushed through the valves, which then close to prevent backflow.