A cell is <span>the smallest structural and functional unit of an organism. It effects the body by making and strengthening tissue, fighting unwanted cells, and by giving off oxygen throughout the body.</span>
        
                    
             
        
        
        
Explanation:
Body cells make up the body of any multicellular organism. A body cell contains a complete number of chromosomes and is called a diploid cell while a gamete contains only half the number of chromosomes of its parent cell, and it is called a haploid cell.
Hope it's R8
 
        
             
        
        
        
Answer:a stationary front.
Explanation: 
they allow repeated thunderstorms to move across the same area.