The two major parts of Photosynthesis are the Calvin cycle and the light dependent reaction.
        
             
        
        
        
<span>Parasites that live in the body are called endoparasites. An example of an endoparasite is a hookworm that lives in the hosts gut. </span>
        
                    
             
        
        
        
<span>Desertification is the cancer of the earth,” Argentine geographer Elena Abraham told IPS. “It is a process of degradation that does not manifest itself in spectacular ways but furtively advances, and by the time it is visible there is nothing to be done, and people have to move away, in search of an alternative.”</span>
        
             
        
        
        
Causes errors in Dna replication