A is the answer. It’s like addition.
        
                    
             
        
        
        
Cell wall is the outer permeable covering in all pants and almost all prokaryotes ! cell wall are mainly made up of cellulose , sometime by chitin!!
        
             
        
        
        
Answer: i cant find my glasses but as soon as i do i will 
help
Explanation:
thank you
 
        
             
        
        
        
Answer:
!! neither mechanical nor chemical digestion
 
        
             
        
        
        
I'm not sure but I'd say mice? They're small but have lots of stuff in them, and birds have hollow bones so there's that. I'm not 100% though