Antidiuretic hormone stimulates water reabsorbtion by stimulating insertion of "water channels" or aquaporins into the membranes of kidney tubules. These channels transport solute-free water through tubular cells and back into blood, leading to a decrease in plasma osmolarity and an increase osmolarity of urine.
        
             
        
        
        
I think it is liqid but i dont know realy.
        
                    
             
        
        
        
Answer:
can you tell question in English your launguage I can't understand
 
        
             
        
        
        
They are buried in the core of the structure.
        
             
        
        
        
Answer:
It is a mixture.
Explanation:
Car battery is mixture because it contain sulfuric acid and water. A mixture is a substance that contain two or more substances which are mixed physically or physically combined and are not chemically combined but can also be separated into the different substance.