Pesticide use can be very harmful beacause too much of them can cause the crops to go bad, and kill bees which help spread pollen and enhance the crops. 
        
                    
             
        
        
        
Whelp, it is definitely not D. 
I would say B.
there was no Paleogene period.
        
             
        
        
        
Answer:
True.
Explanation:
Non-polar Covalent bonds have one half of the atom that incorporates a net negative charge whereas the other half keeps up a positive charge
Hopefully, this helped!
Feel free to mark brainliest! :)
 
        
                    
             
        
        
        
Collagen is the structural protein found in skin and connective tissue. This protein is the most abundant protein, that makes up one-third of the protein in the human body. The function of this protein in the skin is to give the skin strength and elasticity, and to  replace dead skin cells. In connective tissues it s<span>upports structures and anchor cells to each other.</span>