The best improvement to these instructions that Keisha can make 
immediately and easily is to describe where the instructions start from.  
Does the route start from Keisha's house?  From her friend's house?  
From my house ?  
Knowledge of the coordinate reference frame makes a big difference, 
and it's essential.
        
             
        
        
        
When homeostasis is not maintained, the body cannot function properly and illness may ensure. Homeostasis is the process in which the body's overall internal environment is kept constant in response to any external environmental changes. This involves maintaining stability in different body systems.
 
        
                    
             
        
        
        
C using a scanning electron microscope
        
             
        
        
        
<span>I found this on a website..... Hope this helped :)
"In plant cells, the vacuoles are much larger than in animal cells. When a plant cell has stopped growing, there is usually one very large vacuole. Sometimes that vacuole can take up more than half of the cell's volume. The vacuole holds large amounts of water or food."</span>