Answer:
The scientific method is a process for experimentation that is used to explore observations and answer questions.
 
        
             
        
        
        
A. Nutrients, vitamins would also be a correct answer
        
                    
             
        
        
        
Answer:
The addition of a phosphate group, ADP is converted to ATP
Explanation:
 
        
                    
             
        
        
        
Answer:
D
Explanation:
Because don't have any p53 genes
 
        
             
        
        
        
Answer:
1 they don't eat plant, they eat plankton
2 they are mammals
3 they have blowhole like other aquatic mammals