An educated guess is the best way to describe hypothesis
        
                    
             
        
        
        
4. promoting tissue growth in body cells
        
                    
             
        
        
        
Hello there :)
I am quite sure this is a true/false question
This statement is false.
Yes, the cilia and mucus in the trachea does sweep upward, however, it moves the mucus towards the pharynx where it is swallowed not towards the nose where it is sneezed out.
        
             
        
        
        
wait which one like all of it or what?