Pollution caused the environment to become more darkly colored, so moths were selected to be blacks and greys.  Before pollution they were white and lighter colors.  <span />
        
             
        
        
        
Food is a basic need for all organisms
        
                    
             
        
        
        
Answer:
During pregnancy it is the eighth month I think. Sorry if it’s wrong.
Explanation:
 
        
             
        
        
        
Answer:
After you swallow, peristalsis pushes the food down your esophagus into your stomach. Stomach. Glands in your stomach lining make stomach acid and enzymes that break down food. Muscles of your stomach mix the food with these digestive juices.
Explanation:
 
        
             
        
        
        
Answer: If a cell has the ability to take in water, food molecule,  and other necessary materials this indicates it is capable of  nutrition. The answer can not be digestion or absorption because it's a term that talks about multicellular beings.