The material that are used by biotechnologists would be C. Restriction endomuclease. These are specialized group of enzymes that can cleave or break multiple phosphodiester bonds between DNA sequences.
        
                    
             
        
        
        
Explanation:
Starch a complex carbohydrate,can be directly broken down into simpler sugar.
 
        
             
        
        
        
Cumulus clouds are white and fluffy, like cotton :)
These are also one of the lowest clouds in the atmosphere.
        
                    
             
        
        
        
Answer:
increasing soil erosion.
Explanation:
Mining for mineral resources is an intensive task that involves disturbing and disrupting the lands where the minerals are found. The process of mineral exploration and eventual mining cause great disturbances to the affected land and one of the damages done to such land is great increase in soil erosion.