Income is how much money u make
        
             
        
        
        
Half the number of chromosomes
        
                    
             
        
        
        
Answer:
The correct answer is chlorophyll.
Explanation:
Chlorophyll is the green colored pigment inside of plant cells.
 
        
                    
             
        
        
        
The answer is The law of ''gravity'' helps explain why the density of air as the altitude above earth's surface increases.
        
                    
             
        
        
        
Answer:
Amino acids are the building blocks of life and are encoded by DNA. Enzymes and structural proteins are made of amino acids, and are used as precursors for other important biomolecules in the body. In addition, many different industries ranging from pharmaceuticals to the food industry rely on amino acids.