Both prokaryotic and eukaryotic cells have a nucleus and ribosomes.
        
             
        
        
        
In my opinion, the correct answer among the choice given above is option D. It is advantageous for grazing mammals to gather in groups because groups <span>offer greater protection from predation. It protects them  because predators will think twice in nearing the group because it is outnumbered.</span>
        
                    
             
        
        
        
Answer:
yes
Explanation:
Nucleosomes fold up to form a 30-nanometer chromatin fiber, which forms loops averaging 300 nanometers in length. The 300 nm fibers are compressed and folded to produce a 250 nm-wide fiber, which is tightly coiled into the chromatid of a chromosome.
 
        
                    
             
        
        
        
Answer: Define Active transport
Explanation: The moving of molecules or ions across the cell membrane.
Hope this helps! 
 
        
             
        
        
        
I think it would be D hope this helps