What is a buffer? a solution that can receive any amount of acid or base to form a neutral solution

a solution that can receive moderate amounts of acid or base with little change in pH

a solution that neutralizes acids and increases the pH of bases

Buffer,in chemistry, solution usually containing an acid and a base, or a salt, that tends to maintain a constant hydrogen ion concentration

Explanation:

I'm pretty sure its b

c. would be the answer : )

explanation:

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .