D) energy demands triggering a release of glucose.
Notice how the stimulant (low energy supply) triggers a restoration (normalizing) of a normal balance, which in this case is increasing energy supplied (glucose). 
This process is called "homeostasis," or maintaining an internal balance.
        
             
        
        
        
*Glomerulus* -The tiny units within the kidney where blood is cleaned. Can also be known as Glomeruli.
        
             
        
        
        
Answer:
Photosynthesis is the process of making food by green plants in the presence of sunlight.
Explanation:
During Day, sunlight enters through stomata and carbon dioxide from air and water forms glucose and oxygen. This process is photosynthesis.