Bulid and repair tissues, Make enzymes and hormones, and Help prevent infection. Hope this helps!
        
             
        
        
        
Answer:
Meiosis
Explanation:
Haploid number of chromosomes
 
        
                    
             
        
        
        
The answer for this one is b) Looping of DNA
        
             
        
        
        
Answer:
Behavioral responses in organisms require communication between an organism and its environment (option C).
Explanation:
The behavior of an organism depends on the function of relationship with the environment that surrounds it, and the way to respond to the diverse stimuli that are in this environment.
Behavioral responses always occur as a result of the interaction between the physical environment and other living organisms. This interaction triggers a series of stimuli that are perceived by the senses and processed by each organism, developing an appropriate response to each of them.
 
        
                    
             
        
        
        
I think the correct answer from the choices listed above is option D. Simple diffusion is the cell transport that allows small molecules to move from an area of higher concentration to an area of lower concentration without energy being <span>required from the cell.</span>