Pthere are many factors it could be cholesterol, fat Etc...
        
             
        
        
        
Answer:
The answer is B. the set of alleles.
Explanation:
 
        
                    
             
        
        
        
 Majority of animals on earth are classified as invertebrates. They are the cold-blooded animal that do not have a backbone. They can be found on land or water. 98% are invertebrates while 2% are vertebrates.
Mammals are vertebrates and humans are the most common mammals on Earth. Radial symmetric does not possess left and right sides. An example is a jellyfish. 
Answer - Option 4 - Invertebrate
 
        
             
        
        
        
C because cellular respiration uses combine oxygen and other toxic waste.