Answer:
we need the animals and shark in the food change
Explanation:
 
        
                    
             
        
        
        
Answer:
C. Haploid Cells formed by meiosis combine to produce a diploid cell.
 
        
             
        
        
        
Answer:
C. A mutation
Explanation:
Down syndrome is a genetic disorder in which there is a partial or full extra chromosome in a person. Genetic disorders are caused by some sort of mutation or combination of mutations.
 
        
             
        
        
        
D. Since first you think of what will happen if this and this happen and then you test it.