Answer:
The main difference between stomata and lenticels is that stomata mainly occur in the lower epidermis of leaves, whereas lenticels occur in the periderm of the woody trunk or 
 
        
                    
             
        
        
        
1. Protein Coat 2. Nucleic Acid
 
        
             
        
        
        
Answer:
Speeding up chemical reactions by lowering the activation energy. 
Explanation:
 
        
                    
             
        
        
        
Im not really sure , but it might have something to do with polar chemical compound <span />