Polysaccharides have 1 sugar
disaccharides have 2 sugars
monosaccharides have a chain of sugars
        
                    
             
        
        
        
Answer:
Since they need to float, leaves on the surface of plants are flat. 6. The presence of air sacs enables them to float. Their roots are smaller so water can spread freely and directly into the leaves
 
        
             
        
        
        
When red blood cells are in a higher concentrated solution, water flows out of the cells faster than it comes in. This results in crenation or shrivelling of the cell.