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hey! hope this helps love!
Dark reaction means that light is not necessary for this part of photosynthesis. In the dark reaction, CO2 from the atmosphere is fixed or becomes part of a carbohydrate dioxide into the form of carbohydrates-organic molecules used as food for the plant. This process is called the Calvin Cycle.
 
        
             
        
        
        
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Cell biology is a branch of biology that studies the structure, function and behavior of cells. All living organisms are made of cells. A cell is the basic unit of life that is responsible for the living and functioning of organisms. Cell biology is the study of structural and functional units of cells. 
 
        
                    
             
        
        
        
If the environment changes quickly and no individual members of a species are able to survive in the new environment, then the species will become extinct in that environment 
        
                    
             
        
        
        
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Humans must decrease the harmful impact they have on earth or else the human population could go extinct forever. One way to do this is to inform the people on climate change and its effects. Recycling, using metal straws, carpooling, cleaning up beaches, pulling unncessary plugs in your house to reduce electricity usage, and doing so much more can help reduce the risk of climate change and help the world become a much healthier and stable place for humans, plants, animals, and the environment.  
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Answer: i would say arms a legs!
Sorry if this is wrong also :(
Explanation: But i hope this helps you! Sorry if this is wrong also :(