Answer:
D: It is based on facts.
Explanation: 
The reason is because science is based off of data and analsys which 
 
        
             
        
        
        
I think it’s D vacuoles, I’m not certain but it don’t hurt to try if it’s not that try A
        
             
        
        
        
Answer:
<h2><em><u>Option</u></em><em><u> </u></em><em><u>A</u></em><em><u> </u></em></h2>
Explanation:
As,
If alligators are shown as their increase in population in that pond so, more alligators which will eat more frogs which will lead in the decrease in their population. 
 
        
                    
             
        
        
        
Explanation:
Production of gametes e.g sex cells.
Meiosis is a process which its to make daughter cells which are half the chromosome as the starter cell so the whole cell before it split
 
        
             
        
        
        
Like all other heterotrophs, it eats and  goes through cellular respiration.