A substance consists of weak acids or bases designed to maintain a specific pH of a solution within a cell or a biological system. Which of the following describes this substance?
A. buffer
B. catalyst
C. pH
D. acids
Answer:A
A substance consists of weak acids or bases designed to maintain a specific pH of a solution within a cell or a biological system. Which of the following describes this substance?
A. buffer B. catalyst C. pH D. acids