The heart is a muscular organ in most animals, which pumps blood through the blood vessels of the circulatory system. The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs.
        
                    
             
        
        
        
I think that a support system can be composed of family and friends and depending on the problem maybe a support group or a therapist. Sorry if this is the wrong answer. <span />
        
                    
             
        
        
        
Um can u be more specific?
        
             
        
        
        
Answer:
Water and anything that will mix with water are hydrophilic. The "salt" end of the soap molecule is ionic and hydrophilic (water soluble). 
Explanation:
Because since water can mix with anything and that anything is mixed with water is water soluble 
 
        
             
        
        
        
Answer: Yes the ozone layer sits at the top to protect us from harmful UV rays from the sun.
Explanation: