Answer:
A. Bones provide structure and support to the body, while muscles move the bones.
Explanation:
 
        
             
        
        
        
Answer:
B. Lipid
Explanation:
Phospholipids form the basic structure of the cell membrane, called the Phospholipid Bilayer.
 
        
                    
             
        
        
        
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Skin color<span> is due primarily to the presence of a pigment called melanin , which is controlled by at least 6 genes. Both light and dark complexioned people have melanin. However, two forms are produced--pheomelanin , which is red to yellow in</span>color<span>, and eumelanin , which is dark brown to black</span>