Answer: 5
Explanation:
Since 1 out of 200 people carry the defective gene that causes inherited colon cancer. 
In a sample of 1000 individuals, we say
1 = 200
y = 1000
cross multiply 
y x 200 = 1000 x 1
200y = 1000
y = 1000/200
y = 5
Thus, in a sample of 1000 individuals, approximately 5 will be carriers 
 
        
             
        
        
        
Your answer would be A. Phosphorus
 
        
                    
             
        
        
        
The difference between plant cells and animal cells is that most animal cells are round whereas most plant cells are rectangular. Plant cells have a rigid cell wall that surrounds the cell membrane. Animal cells do not have a cell wall.