Explanation:
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Answer:
Monosaccharide are called as simple sugar because it consists of one sugar unit that can not be further broken down into the simpler form.
 
        
                    
             
        
        
        
Rounded, Rod-like & Spiral
        
             
        
        
        
<em>Answer:</em>
<em>Phospholipids form the basic structure of a cell membrane, called the lipid bilayer. Scattered in the lipid bilayer are cholesterol molecules, which help to keep the membrane fluid consistent. Membrane proteins are important for transporting substances across the cell membrane</em>
 
        
             
        
        
        
Answer:
petroleum is formed when large quantities of dead organisms, mostly zooplankton and algae, are buried underneath sedimentary rock and subjected to both intense heat and pressure.