Answer:
The answer is juxtamedullary nephrons. Hope this helps.
 
        
             
        
        
        
Enzymes actually catalyses the chemical reaction so as function as catalyst.
It is used to speed up the chemical reaction.
C.<span>Without enzymes, chemical reactions would not occur quickly enough to sustain life ,is the correct answer.</span>
        
                    
             
        
        
        
Genotypes or genomes. phenotypes are physical characteristics. 
 
        
             
        
        
        
Answer:
A = rough er
B = chloroplast
D = Cytoplasm 
C = most likely a lysosome
E = cell wall
 
        
             
        
        
        
C. False colors are added to images to make some structures more visible.