20% is in the great lakes
        
             
        
        
        
Answer:
Serpentine minerals are made of tiny sheets of silica tetrahedrons that are loosely held together.
 
        
             
        
        
        
The answer to this question would be because phospholipid is polar has <span>a </span>charge.
Since phospholipid is polar, it can attract molecule with a charge. That will cause the molecule cant move easily pass the membrane. The hydrophobic molecule doesn't have charge, so the molecule can pass through the phospholipid membrane if it small enough.
        
                    
             
        
        
        
Doctors would let your body's immune system fight off a bacterial infection. If the infection gets worse, then the doctors would proscribe you with some antibiotics so it'll fight off the harmful bacteria.