Answer: It should be D.
Explanation
Facilitated- requires energy- large molecules require energy to go cross the phospholipid bilayer.
 
        
             
        
        
        
A snake is a carnivore so it would be C
        
                    
             
        
        
        
Answer:
Producers are the plants ,Consumers are the fishes
Explanation:
why? well because producers are the ones that produce energy and while the consumers are the ones that a living and that move 
 
        
             
        
        
        
The answer would be: It would have no effect, because tyrosine is also available from the diet
The pathway is different, alkaptonuria increased tyrosine is caused by decreased usage. In phenylketonuria, it is caused by increased production. While tyrosine is increased in phenylketonuria patient, it won't cause alkaptonuria because tyrosine could be found in the diet.