Answer:
i think the answer is C Gravitational potential energy
Explanation:
im not sure but i think this is the right answer
 
        
                    
             
        
        
        
Answer:  Histology is the study of the microscopic anatomy of cells and tissues of plants and animals. It is performed by examining a thin slice (section) of tissue under a light microscope or electron microscope.
Explanation:
 
        
             
        
        
        
Answer:
adaptations; anything ( food storage, movement, thermoregulation) 
Explanation:
Characteristics that animals inherit to help them survive in their environment are called adaptations.  
Along with water conservation, animals also have unique characteristics for food storage, movement, etc; (anything that is a regulatory thing seems to fit here). 
 
        
             
        
        
        
The organelle that temporarily breaks apart so that the DNA can divide up is the nucleus. Nucleus store most of the cell's DNA it is responsible for carrying genetic information. It is also responsible for generating genetic expression to ensure the proper activities of the entire cells.