Answer:
i need to see the flowchart/model 
Explanation:
 
        
                    
             
        
        
        
<span>Mitochondria and
chloroplasts are the result of the process called endosymbiosis. Mitochondria
and the chloroplasts are originally from the prokaryotes. They have the ability
to take up inside a large single cell organism which they help each other in
order to produce energy for each other. Endosymbiosis, from the term symbiosis,
the organisms that are symbiotic is living inside the other pair, just like how
the mitochondria and chloroplasts responds to each other.</span>
 
        
             
        
        
        
<h2>The answer would be 
A.</h2>
When there are <em>multiple convection cells in each hemisphere</em>, something called <u>"The Coriolis effect"</u> happens. The defination is basically that the Earth rotates perpendicular to it's axis which is answer A.
Hope this helps! 
I used it on my test and it was right.
 
        
        
        
The red blood corpuscles have a pigment called hemoglobin that binds to the oxygen and carries it to the whole body in both the conditions, when the body is at rest or when the body is exercising. The oxygenated blood from the heart is carried to the various parts of the body and the de-oxygenated blood from various parts of the body is carried to the lungs where the exchange of gases takes place.