Answer:
Hi. I think the answer is A.
 
        
             
        
        
        
Two systems<span> control all physiologic processes: The </span>endocrine system broadcasts<span> it's hormonal ... </span>The nervous system exerts point-to-point over body<span> control </span>through nerves<span>. ... </span>Both nervous system<span> and </span>endocrine system<span> work together to maintain ... which </span>regulate<span> the production of other hormones throughout the </span>body<span>.</span>
        
             
        
        
        
<span>Guided Meditation is a treatment in which patients follow verbal prompt to envision a specific, peaceful location. Guided meditation can be used for a variety of therapeutic purposes including as a coping mechanism for stress, as a method of pain management, as a treatment for insomnia, and for various other purposes.</span>
        
             
        
        
        
It relates to the meaning of the pores of skin because it lets in and out only certain things. 
I hope this helps, Sweetie. 
        
                    
             
        
        
        
Answer:
Microevolution refers to evolution at or below the species level. 
Explanation:
- If the change occurs in the short period span of time within the specific species then this type of change is refereed to as the micro evolution. 
- Micro evolution is occurred in between small group of animals or species.
- If the evolution is expanded to community or large population it is not considered as a microevolution. 
- Microevolution may be caused due to mutation, selection, gene flow and genetic drift.