Answer:
A. Carotene
Explanation:
It is an orange/red pigment which is seen during the fall.
 
        
             
        
        
        
Answer:
The immune response is your body's third line of defense. In this response, your body releases B-Cells and T-Cells to fight the antigen and destroy it.
Explanation:
Hope this helps!
 
        
                    
             
        
        
        
Nucleic acids is what it would be known as