Stretching of the atrial muscle cells releases a hormone called atrial natriuretic factor (ANF). ANF relaxes the juxtaglomerular (JG) cells of the afferent arteriole and thereby increases GFR and urine output.
 
        
             
        
        
        
I believe the answer would be d
        
             
        
        
        
Answer:
The fundamental law of inheritance. 
Explanation:
He is responsible for our knowing that genes come in pairs and are inherited as units (alleles), one from each parent. 
 
        
                    
             
        
        
        
When you rub a ballon in your hair.