Answer:
Cells have different shapes because theydo different things. ... The shapes ofcells have evolved to help them carry out their specific function in the body, so looking at a cell's shape can give clues about what it does. Neurons are cells in the brain and nervous system.
 
        
             
        
        
        
The answer is C because a lipid is a plant and of course a fat is what we have in our bodys
        
                    
             
        
        
        
The answer is C because the independent variable is what you change in the experiment and you are changing the concentration of sugar
        
                    
             
        
        
        
The Mohs scale measures D, a mineral's hardness.