Inside the chloroplast (a membrane-bound organelle present in plant cells)
 
        
             
        
        
        
Answer: Element 
Explanation:
really just use ur deduction skills 
 
        
             
        
        
        
The answer is A) nucleus acid! 2 weeks ago we just experimented it!
I hope it helps
        
             
        
        
        
The heads of phospholipids are hydrophilic while the tails are hydrophobic