If by buffer you mean dilute or cancel out a 12 ph level is a base so you need to add the equal and opposite amount of acid to it....kind of like how -1+1=0
hope this helps im learning about this too!
Cell division means reproduction, and in multicellular organisms it means growth. Cell division is important to replicate new DNA so that you don't die.
Your skeletal system gives the body structure and support while your muscular system helps provide movement.
I believe it’s called perculation
