A metallurgical microscope
        
             
        
        
        
It’s not B or C. I want to say A but I’m not 100% sure
        
             
        
        
        
The correct answer is option C-glycogen
Glycogen is an immediate source of energy in animals. Glycogen is formed of small sub-units called glucose monomers. The process of formation of glycogen is called glycogenesis.  
Glycogen is animal equivalent to starch.  
When body need energy, the stored glycogen breaks down into small monomers called glucose and provide energy to the cell.  
The excessive amount of glycogen is stored in muscles and liver.
 
        
             
        
        
        
Answer:
The images obtained from the electron microscope provides key knowledge regarding the structural basis of cell function and various diseases associated with the cells. Thus, if a scientist desires to see the structure, which binds a cell with the adjacent cells, he or she should use an electron microscope.
Explanation:
please mark this answer as brainliest
 
        
             
        
        
        
The papaya, especially the green one, is used as a tenderizer in boiling red meat. This is because of the property of papaya's skin and leaves contain enzymes called papain. When this papain get contact to red meat the connecting tissue of the meat easily breaks down.
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